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Clearlight Sanctuary Retreat Full Spectrum Infrared Sauna

Authorized Dealer

Manufacturer's Warranty Included

Financing and HSA/FSA options may be available — ask us for details with your quote

Complimentary Shipping

Lifetime Warranty

Lifetime Support

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Authorized dealer pricing, free shipping, lifetime warranty — talk to a specialist 7 days a week.

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Specifications

Product Overview

Type: Full Spectrum Infrared Sauna
Capacity: 4-Person (ADA)

Dimensions

76 ½" x 64 ½" x 85" (exterior)
Interior: 71 ¼" x 61" x 82 ¾"
Bench: Two benches 34 ¼" x 22" — Height: 19 ¼" — 350 lbs per bench — Removable
Weight: 780 lbs
240V/20A dedicated circuit required — licensed electrician recommended. 36" ADA-compliant doorway with included ramp. Leave 4" clearance on all sides.

Construction

Wood: Eco-Certified Mahogany or Basswood
Clearlight Sanctuary Retreat Full Spectrum Infrared Sauna
Wall material

Heat & Power

Heat Source: True Wave™ Full Spectrum + Far Infrared (included)
Two True Wave™ full spectrum and far infrared heaters on the back wall side walls behind your calves and under the floor.

Electrical

Voltage: 240V
Wattage: 3570W
Amperage: 14.9A
Plug: NEMA 6-20P
Plug type diagram

Controls & Features

Features: Chromotherapy + Bluetooth Audio + Charging Station + VRT Compatible + Smart Device Control (Optional)

Warranty

Lifetime Residential

Doctor-Designed

Created by Dr. Raleigh Duncan, a chiropractic physician with 20+ patents in infrared technology.

Near-Zero EMF & ELF

The only infrared sauna company that cancels both EMF and ELF. Independently verified.

True Wave® Technology

Patented carbon-ceramic heaters with 0.95 emissivity, optimized for the wavelength your body absorbs most efficiently.

Lifetime Warranty

Heaters, electrical, wood, glass, and controls — all covered for the lifetime of your sauna.

The Clearlight Difference

Real data from independent testing, clinical research, and 28 years of innovation

86%

UCSF Clinical Study — participants no longer met criteria for major depressive disorder

150+

Pro athletes — trust Clearlight for performance recovery, including SF 49ers and LA Dodgers

Near
Zero

EMF and ELF levels — independently tested at every seating position inside the sauna

28+

Years of innovation — pioneering infrared wellness technology since 1997

Founded on Clinical Evidence

A Doctor's Mission to Heal with Infrared

Dr. Raleigh Duncan holds a Doctorate from Life West Chiropractic College and a Certificate of Excellence in Technology Strategy from UC Berkeley Haas. His dual background in clinical practice and manufacturing engineering led to the creation of the first carbon-ceramic infrared heaters.

Clearlight has supported clinical research including a UCSF study on infrared sauna therapy for depression. Their saunas are used at Cleveland Clinic, Hippocrates Health Institute, and by over 150 professional athletes.

Clearlight infrared sauna relaxation
Patented Innovation

True Wave® — The Only Carbon-Ceramic Heater

True Wave heaters combine carbon fibers with a proprietary micro-ceramic compound, achieving 0.95 emissivity optimized for the 9.4-micron wavelength your body absorbs most efficiently. Now in the sixth generation, each heater is individually tested at 12 locations.

Every Clearlight sauna uses True Wave heaters with near-zero EMF and ELF levels, verified by independent third-party testing. Clearlight is the only infrared sauna company that cancels both EMF and ELF — a distinction no other manufacturer can claim.

Clearlight True Wave heater technology
Uncompromising Quality

Built to Last a Lifetime

Every Clearlight sauna is constructed with eco-certified wood — Grade A Western Red Canadian Cedar, Mahogany, or hypo-allergenic Basswood — sustainably sourced with FSC chain of custody certification. Construction uses water-based non-toxic glues with no off-gassing.

Every component passes a rigorous quality inspection — from 8mm tempered safety-certified glass to hand-finished wood panels. Every sauna ships with a lifetime residential warranty covering heaters, electrical, cabinetry, glass, and controls.

Clearlight sauna craftsmanship detail

Clinically Proven Wellness Benefits

Real, measurable health outcomes from regular infrared sauna therapy

Detoxification benefit icon

Detoxification

Infrared penetrates deeply to help eliminate heavy metals and environmental toxins through low-temperature sweating.

Pain relief benefit icon

Pain Relief

Infrared heat can help relieve inflammation, stiffness, and soreness by increasing blood circulation to muscles and joints.

Heart health benefit icon

Heart Health

Research found infrared sauna therapy can help support healthy blood pressure, circulation, and cardiovascular function.

Weight management benefit icon

Weight Management

A 30-minute session can burn 250-600 calories as your body works to cool itself, similar to moderate cardiovascular exercise.

Stress reduction benefit icon

Stress Reduction

Gentle infrared warmth promotes relaxation and tension release. Regular sessions support better sleep quality and well-being.

Skin purification benefit icon

Skin Purification

Deep sweating removes impurities and dead skin cells. Improved circulation brings nutrients to the surface.

Immune support benefit icon

Immune Support

Infrared raises core body temperature, inducing an artificial fever response that can help strengthen natural immune defenses.

Mood and mental wellness benefit icon

Mood & Mental Wellness

A UCSF study found that 86.2% of participants using infrared sauna therapy no longer met criteria for major depressive disorder.

Multi-Modal Wellness

Designed for a Complete Wellness Experience

Every Clearlight sauna comes with True Wave infrared heaters and chromotherapy built in. Expand your experience with optional wellness add-ons designed specifically for in-sauna use.

  • True Wave® Infrared — patented carbon-ceramic heaters in every model (included)
  • Chromotherapy — color light therapy included in every model (included)
  • Red Light Therapy — CORE tower mounts inside the sauna door (add-on)
  • Halotherapy — Halo One microsalt generator clips inside (add-on)
  • Aromatherapy — Aroma One ultrasonic diffuser for in-sauna use (add-on)
  • Vibrational Resonance — VRT sound pods mount under the bench (add-on)
Clearlight sauna chromotherapy and wellness features
Award-Winning Excellence

Recognized by Industry and Press

Clearlight products have earned recognition from Good Design Award (2020), German Design Award, Well Spa 360 Best Fitness Aid (2024), and coverage in Good Housekeeping, CNET, Yahoo Health, and Esquire. Through their National Forest Foundation partnership, over 22,500 trees have been planted.

Clearlight industry awards and recognition
Third-Party Verified

Certifications & Safety

Every Clearlight sauna is tested and certified by independent third-party laboratories. Safety, quality, and environmental responsibility are verified — not just claimed.

ETL Safety CertifiedETL Safety Certified
ISO 9001 CertifiedISO 9001 Certified
FSC Eco-CertifiedFSC Eco-Certified
CE European ConformityCE European Conformity
FCC ComplianceFCC Compliance
Near-Zero EMF/ELFNear-Zero EMF/ELF
Sauna RepublicAuthorized Dealer ofClearlight Infrared Saunas

Why Buy Clearlight from Sauna Republic

Sauna Republic is an authorized independent dealer of Clearlight Infrared. Your purchase includes the full lifetime residential warranty, lifetime support from our sauna specialists on sizing, wood selection, electrical requirements, and accessory bundling, complimentary shipping to the continental US, financing options, and HSA/FSA may be available at checkout. We serve both homeowners and commercial clients — spas, hotels, fitness centers, and wellness studios receive dedicated project support with multi-unit pricing and commercial warranty options.

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Monday–Sunday, 9am–5pm EST

Complimentary Shipping Lifetime Warranty Lifetime Support Financing Available HSA/FSA Accepted

Clearlight®, Clearlight Infrared® and other marks are registered trademarks of Sauna Works, Inc., dba Clearlight Infrared.

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FLEXIBLE PAYMENT OPTIONS

Financing Options for Every Budget

Split your purchase into easy monthly payments. Rates as low as 0% APR for qualified buyers. Check your rate in seconds — no impact to your credit score.

Shop Pay Installments powered by Affirm


Harvia HUUM SaunaLife Finlandia Dundalk Finnmark
Harvia HUUM SaunaLife Finlandia Dundalk Finnmark

All brands eligible for financing

How Shop Pay Installments Works

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Select Shop Pay

Choose Shop Pay at checkout and select installments

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Quick Approval

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Pay Over Time

Split into 4 payments or monthly installments

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*Payment options through Shop Pay Installments are subject to eligibility check and may not be available in all states. Actual terms may vary based on creditworthiness.

Shop Now — Pay Later

Select Shop Pay at checkout to see your options

⚠️ Shop Pay Installment Purchases Are Final Sale

All purchases made using Shop Pay Installments are final sale and cannot be returned or refunded.

Please ensure you've selected the right product before completing your purchase. Our team is available at (302) 273-0861 to answer any questions before you buy.

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Use Any Card

Pay with any debit or credit card for your installments.

Frequently Asked Questions

Which payment methods are accepted for installments?
For 0% interest plans (Pay in 4), both debit and credit cards are accepted. For monthly plans with interest, only debit cards are accepted.
Can international customers use Shop Pay Installments?
No — Shop Pay Installments is only available to customers with a U.S. billing address and U.S. mobile phone number.
What is the maximum order amount?
$30,000 USD including shipping, taxes, and discounts.
Are there late fees?
No late fees ever, even if you miss a payment.
What happens if I miss a payment?
No late fees. However, late or partial payments may affect your credit score or future eligibility with Affirm.
What is the return policy for Shop Pay purchases?
All Shop Pay Installment purchases are final sale and cannot be returned or refunded. Please ensure you've selected the right product before completing your purchase. Contact us at (302) 273-0861 with any questions before buying.
Rates from 0–36% APR. Payment options through Shop Pay Installments, provided by Affirm, are subject to an eligibility check and may not be available in all states. Options depend on purchase amount and a soft credit check may be conducted. No late fees. Estimated payment amount excludes taxes and shipping. Actual terms are based on your creditworthiness. See affirm.com/disclosures for details. CA residents: Loans by Affirm Loan Services, LLC are made or arranged pursuant to a California Finance Lenders Law license.
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Shipping & Delivery

We offer free shipping on every order to the continental United States — including saunas, cold plunges, heaters, and accessories. Tracking is provided on every shipment.

Estimated Delivery Times

Clearlight Saunas & Cold Plunges

7–14 business days (in stock)

Clearlight Accessories & Wellness Devices

5–10 business days

Dundalk LeisureCraft Saunas

8–12 weeks (handmade to order)

Saunas, Cold Plunges & Tubs (All Other Brands)

1–8 weeks

Lumaflex Red Light Therapy

5–10 business days

Everything Else

1–2 weeks

All delivery times are estimates and may extend due to carrier delays or unforeseen circumstances. Backordered items ship when available — we confirm your ETA at time of order. Tracking is emailed as soon as your order ships.

How Freight Delivery Works

Large items (saunas, cold plunges, hot tubs) ship via LTL freight. Smaller items (heaters, accessories, wellness devices, Lumaflex, red light towers) ship via UPS, FedEx, or USPS.

1. We ship your order. Tracking is emailed to you with the estimated delivery timeline.

2. The carrier calls you. The freight company calls to schedule your delivery appointment. You pick the date and time window.

3. Curbside delivery. Delivery is to the curb via semi-truck with liftgate (when available). You'll need a plan to move it from the curb to its final location.

4. Sign and inspect. You must be present to sign. Inspect for damage before signing — note any issues on the delivery receipt.

Unloading Your Sauna

The driver delivers to the curb only. You are responsible for moving the product to its final location. Have equipment and help arranged before delivery day.

Rent a forklift — Most common choice. Requires forklift extensions. ~$150–300/day.

Hire a tilt tow truck — Flatbed tow with tilt/slide functionality. ~$200–400.

Hire a rigging/moving crew — Professional movers with equipment. Get quotes in advance.

Tilt tow service (Dundalk only) — Available for $750. Contact us to add to your order.

Clearlight saunas ship in flat panels, not pre-assembled crates. Most can be carried inside by two people without heavy equipment. Dundalk saunas ship in crates exceeding 92" and 800–1,600 lbs — liftgate service is not available for these shipments.

Damage Claims

If your order arrives damaged, we'll get you a replacement as quickly as possible.

1. Inspect packaging for visible damage before signing.

2. Note damage on the delivery receipt — write "damaged" and have the driver sign.

3. Take photos of packaging and product damage.

4. Email photos to info@thesaunarepublic.com with your order number within 24 hours.

5. We file the claim and ship your replacement.

Damage must be reported within 24 hours of delivery with photos. Claims filed after 24 hours may not be eligible for a free replacement. Always note visible damage on the delivery receipt — even if it seems minor.

Carriers & Address Info

We reserve the right to select the carrier for all shipments.

Small items (heaters, accessories, wellness devices, red light towers) — UPS or FedEx

Large items (saunas, cold plunges, hot tubs) — LTL freight carriers

Lumaflex devices — UPS, FedEx, or USPS

Once large items ship, we cannot change addresses or schedule specific delivery dates. If an item is returned due to an incorrect address, you're responsible for shipping costs both ways. If freight delivery fails because the carrier couldn't access your property, it's treated as a return per our return policy.

Remote Areas & Special Locations

Alaska, Hawaii & Puerto Rico — Contact Us Before Purchase

Free shipping does not apply to these locations (except Lumaflex — ships free nationwide). Contact us for a custom shipping quote before ordering. Orders placed without prior approval may be cancelled.

APO/FPO addresses: We ship to military addresses, subject to USPS restrictions. Additional fees may apply.

Remote/hard-to-reach areas: Additional fees may apply. We'll contact you before shipping if your location requires special arrangements.

Shipping Questions?

(302) 273-0861   ·   info@thesaunarepublic.com

Monday – Sunday, 9 AM – 5 PM EST

For any policy omission or clarification, the individual manufacturer policy applies without exception. By placing an order with Sauna Republic, you consent to our shipping and return policies.

Last updated April 18, 2026 · © Sauna Republic. All rights reserved.

Returns & Refunds

Shop Pay Installments — All Sales Final

Purchases made with Shop Pay Installments financing cannot be returned or refunded regardless of product type. Contact us at (302) 273-0861 before purchasing if you have questions.

Standard Return Policy

Applies to all products unless a brand-specific exception is listed below.

30-Day Return — Unused Items, Full Refund

Item must be unused and in original packaging.

Return must be initiated within 30 days of delivery.

Customer arranges and pays return shipping.

All returns require prior authorization from Sauna Republic.

Refund processed to original payment method within 5–7 business days.

Brand-Specific Exceptions

If your product is from one of these brands, the brand policy applies instead of the standard policy.

Clearlight Infrared

Clearlight products follow a split return policy based on product type.

All Sales Final — No Returns

All Clearlight infrared saunas (Sanctuary, Premier, and Outdoor models)

Clearlight Cold Plunge

Clearlight Curve Dome Sauna & Amethyst PEMF Mat

Halo One consumables (saline refills, cleaning capsules)

Halo One Breathe Easy Face Mask (personal hygiene item)

30-Day Return — Unused, 25% Restocking Fee

Halo One Salt Therapy Halogenerator

Aroma One Aromatherapy Diffuser

Red Light Therapy Towers (CORE, Full Body, Personal)

Vibrational Resonance Therapy (VRT)

UV Wand, Recliner Chair, Ergonomic Backrest

Conditions: unopened, unused, original packaging, like-new condition. Customer pays return shipping via prepaid freight. 25% restocking fee deducted from refund. Prior authorization required.

Defective Products

Covered by the full manufacturer warranty (Lifetime residential for saunas, varies by product).

Contact Sauna Republic — we handle the warranty claim and arrange replacement.

No restocking fee on warranty claims.

Damaged Shipments

1. Do not refuse the delivery — accept the shipment.

2. Inspect immediately with the delivery driver present.

3. Document damage on the bill of lading — note exact damage, have driver sign.

4. Take photos of packaging and product damage.

5. Contact Sauna Republic within 24 hours — email photos to info@thesaunarepublic.com.

6. We file the freight claim and arrange a replacement at no cost to you.

Concealed damage (not visible until unboxing) must be reported within 15 calendar days of receipt with proof the carrier caused the damage.

Lumaflex

30-Day Return — No Restocking Fee

Applies to all Lumaflex Red Light Therapy Devices (Body Pro Kit, Essential, Essential Pro).

Full refund with no restocking fee.

Product can be opened and used, but must be in full working condition with all original components.

Customer arranges and pays return shipping.

30 days from delivery to initiate return.

Defective units are replaced at no cost under the 2-year manufacturer warranty.

HealthyLine

90-Day Trial — PEMF & Far Infrared Heating Mats and accessories.

90-Day Trial Return

Applies to all HealthyLine heating mats, wraps, bolsters, and covers.

Return must be initiated within 90 days of delivery.

Product may be opened and used, but must show only normal wear with minimal visible use. All accessories must be included.

Customer arranges and pays return shipping.

Refund processed to original payment method within 5–10 business days after the item is received and inspected.

Restocking Fee

No restocking fee for returns in normal condition within the 90-day window.

A restocking fee of 20–50% applies if the product is returned damaged, stained, or with an odor.

Exchanges

Exchanges are available within the 90-day window. If a different item is selected, you pay the price difference or receive a partial refund, as applicable.

Final Sale — Non-Returnable

Items marked "clearance" or "final sale."

Bedding items that have been used.

Defective Products

Contact Sauna Republic first — we coordinate the replacement with HealthyLine.

The defective unit must be received back before the replacement is issued.

If a product arrives damaged, defective, or non-working, replacement and shipping are covered at no cost. If damage is caused by improper use, the customer is responsible for the replacement and shipping.

Warranty

Most AC-powered mats and controllers carry a 5-Year Limited Warranty. Other products typically carry a 1-year warranty.

Warranty claims are filed directly with HealthyLine. Contact Sauna Republic if you need help getting started.

Dundalk Canadian Timber

All Sales Final — No Returns

All Dundalk products (saunas, cold plunges, accessories) are handcrafted to order in Ontario, Canada. Returns and refunds are not available. Full manufacturer warranty applies for defects.

Cancellation

Within 14 days of order — full refund, no fee.

After 14 days — $65 cancellation fee applies.

Once production begins — cannot be cancelled (typically 2+ weeks after order).

Backorder Cancellation

Orders containing backordered items are subject to a 6% cancellation fee as we are charged by our payment processor when backorders are cancelled. All lead times are estimates and subject to change.

HSA/FSA Purchases

Our standard return policy applies to all HSA/FSA purchases. Products with brand-specific exceptions follow those policies. There is no IRS requirement that HSA/FSA purchases be final sale.

HSA/FSA refunds are processed back to your original HSA/FSA card within 3–10 business days. Truemed cannot redirect refunds to a different payment method.

HSA holders: Notify your custodian to treat the original purchase as a "mistaken distribution" under IRS Notice 2004-50. Returned funds are not subject to income tax or penalties.

FSA holders: The refund goes back to your FSA plan via the original card. If your plan year has ended, the use-it-or-lose-it rule may apply. FSA holders should be especially sure of their purchase before buying.

Damage Claims

If your order arrives damaged, we will resolve it as quickly as possible.

1. Inspect packaging for visible damage before signing.

2. Note damage on delivery receipt — write "damaged" and have the driver sign.

3. Take photos of packaging and product damage.

4. Email photos to info@thesaunarepublic.com with your order number within 24 hours.

5. We handle the claim and arrange replacement.

Clearlight products: Do not refuse delivery — accept, document, and report to us. We file the freight claim and arrange replacement. Concealed damage must be reported within 15 calendar days. See Clearlight policy for full details.

Lumaflex products: Email photos within 24 hours and we arrange a replacement under the manufacturer warranty.

HealthyLine products: Report any damage within 48 hours of delivery with photos. We coordinate the replacement with HealthyLine; if the product arrived damaged or defective, replacement and shipping are covered at no cost. See HealthyLine policy for full details.

How to Return

Follow the steps for your product's return policy.

Standard Return (Most Products)

1. Email info@thesaunarepublic.com with your order number within 30 days of delivery.

2. We send return instructions and shipping address within 24 hours.

3. Ship the product back — unused, in original packaging. Customer pays shipping.

4. Full refund within 5–7 business days after item is received.

Clearlight — Returnable Accessories & Devices

1. Email info@thesaunarepublic.com with your order number within 30 days of delivery.

2. We confirm eligibility and send return instructions within 24 hours.

3. Ship via prepaid freight — unopened, unused, original packaging, like-new condition.

4. Refund minus 25% restocking fee within 5–7 business days after inspection.

Applies to: Halo One device, Aroma One, Red Light Towers, VRT, UV Wand, Recliner Chair, Ergonomic Backrest. All other Clearlight products are final sale.

Lumaflex Devices

1. Email info@thesaunarepublic.com with your order number within 30 days of delivery.

2. We send return instructions and return address within 24 hours.

3. Ship the product — can be opened and used, must be in full working condition with all original components. Customer pays shipping.

4. Full refund (no restocking fee) within 5–7 business days after receipt.

HealthyLine Heating Mats & Accessories

1. Email info@thesaunarepublic.com with your order number within 90 days of delivery.

2. We send return instructions and return address within 24 hours.

3. Ship the product — may be opened and used, must show only normal wear with all accessories included. Customer pays shipping.

4. Refund within 5–10 business days after the item is received and inspected. No restocking fee unless the item is returned damaged, stained, or with an odor (20–50%).

Warranty claims are filed directly with HealthyLine. Clearance, final-sale, and used bedding items are non-returnable.

Fine Print

Standard return policy (30-day, unused, full refund) applies to all products unless a brand-specific exception is listed. Clearlight saunas, Cold Plunge, Curve Dome, PEMF Mat, consumables, and hygiene items are final sale. Returnable Clearlight accessories carry a 25% restocking fee. Lumaflex devices may be opened and used; no restocking fee. HealthyLine heating mats and accessories carry a 90-day trial (may be opened and used; no restocking fee unless returned damaged, stained, or with odor, in which case 20–50% applies); HealthyLine warranty claims are filed directly with the manufacturer. All Dundalk products are final sale.

All returns require prior authorization. Unauthorized returns will not be accepted. Refunds processed to original payment method within 5–7 business days (HealthyLine returns within 5–10 business days after inspection). HSA/FSA refunds go back to the original HSA/FSA card within 3–10 business days.

Shop Pay Installment purchases are final sale — no returns or refunds. Backorder cancellations are subject to a 6% fee.

We may modify return terms. Purchases are honored under the terms in effect at time of purchase.

Questions About Returns?

(302) 273-0861   ·   info@thesaunarepublic.com

Monday – Sunday, 9 AM – 5 PM EST

For any policy omission or clarification, the individual manufacturer policy applies without exception. By placing an order with Sauna Republic, you consent to our shipping and return policies.

Last updated June 12, 2026 · © Sauna Republic. All rights reserved.

Resources

Documentation available on the product page includes the Clearlight Sanctuary Retreat Owners Manual, keypad control panel guide, spec sheet, chromotherapy guide, electricity cost guide, and lifetime warranty terms.

Features

Accessibility & Design

  • Wheelchair accessible 36" doorway — accommodates standard wheelchairs for independent entry
  • Included hemlock entry ramp — 36" × 28" with 3.136° slope for smooth wheelchair entry
  • 60" interior turnaround — accommodates standard wheelchairs with removable bench configuration
  • Removable benches — reposition or remove entirely to create wheelchair clearance (maintain 18" from front heaters)
  • Lower-mounted keypad — positioned for wheelchair-height access
  • Wheelchair-friendly handles — wood and steel handles designed for accessible operation

Heating Technology

  • Two True Wave™ Full Spectrum heaters — 3,570 watts total delivering near, mid, and far infrared simultaneously
  • 0.95 emissivity rating — optimized for the 9.4-micron wavelength most efficiently absorbed by the human body
  • Near-zero EMF and ELF — independently tested at every seating position, well below 3 milligauss safety threshold
  • Under-floor heater — exclusive floor heating element enhances every session from below

Wellness Features

  • Medical-grade chromotherapy — 12-color LED light therapy system included
  • Bluetooth/AUX audio — built-in speakers with wireless or wired connectivity
  • Oxygen ionizer — built-in air purification during sessions
  • Recliner Chair compatible — one of only two Sanctuary models that supports the optional recliner
  • Smart Device Control — optional add-on for smartphone-based remote sauna operation
  • Accent lighting — energy efficient LED lights with wood light shade

Safety & Certifications

  • ETL Listed — tested and certified to UL/CSA safety standards by accredited third-party laboratory
  • FCC Certified — meets electromagnetic compatibility requirements
  • ISO 9001 certified manufacturing — quality management certification through 2026
  • Canadian Medical Device License — registered medical device in Canada

Compatibility Notes

  • Not VRT compatible — Vibrational Resonance Therapy cannot be installed on the Sanctuary Retreat
  • No charging cubby — this model does not include a built-in charging cubby
  • CORE Tower + Heater Upgrade restriction — cannot install both the Full Spectrum Heater Upgrade and Red Light CORE Tower door mount simultaneously

What's Included?

In the Box

  • Clearlight Sanctuary Retreat Full Spectrum Infrared Sauna (Mahogany or Basswood)
  • Two True Wave™ Full Spectrum heaters (near, mid, and far infrared)
  • True Wave™ Far Infrared carbon-ceramic heaters
  • Under-floor heater
  • Medical-grade chromotherapy lighting system (12 colors)
  • Bluetooth/AUX audio system with built-in speakers
  • Digital keypad control panel (interior and exterior, lower-mounted for accessibility)
  • Two removable ergonomic benches (seats 4)
  • Hemlock entry ramp (36" × 28", wheelchair accessible slope)
  • Glass roof
  • Tempered glass door (36" wide) and side panels
  • Accent lighting with wood light shade
  • Oxygen ionizer
  • Tool-free buckle assembly system
  • Clearlight Sanctuary Retreat Owners Manual
  • Limited lifetime residential warranty

Specifications

Dimensions

  • Exterior: 76½"W × 64½"D × 85"H
  • Interior: 71¼"W × 61"D × 82¾"H
  • Door Opening: 81¾"H × 36"W (wheelchair accessible)
  • Two Benches: 34¼" × 22" each (height 19¼", 350 lbs per bench — removable)
  • Glass Roof: 71½" × 28½" × 8mm
  • Side Glass: 82½" × 17½" × 8mm
  • Entry Ramp: 36" × 28" (elevated height 2½", bottom height ¼", slope 3.136°)

Capacity

  • Seating: 4 persons (removable bench configuration)
  • Wheelchair Turnaround: 60" interior clearance

Construction

  • Wood Type: Eco-certified Mahogany or Basswood (variant selection)
  • Glass: 8mm tempered safety glass (roof + door + side panels)
  • Ramp: Hemlock wood
  • Insulation: Tongue-and-groove panel construction
  • Adhesives: Water-based, non-toxic, VOC-tested

Electrical

  • Heater Included: Yes — Two True Wave™ Full Spectrum + True Wave™ Far Infrared
  • Voltage: 240V
  • Wattage: 3,570W
  • Amperage: 14.9A
  • Dedicated Circuit: 20A required
  • Plug Type: NEMA 6-20P
  • Wire Gauge: 12 AWG
  • Wiring: Single phase, 3-wire (2 live + ground) for 240V
  • Power Cord: Exits from roof, approximately 8 feet long
  • Hardwired: No — plug-in, but licensed electrician required for 240V circuit

Weight & Shipping

  • Product Weight: 780 lbs
  • Largest Panel: 84" × 71½"
  • Shipping: Complimentary curbside freight delivery

Certifications

  • Safety Listing: ETL Listed (UL/CSA), FCC Certified
  • Quality: ISO 9001 Certified Manufacturing
  • Materials: FSC Eco-Certified Wood, VOC Off-Gassing Tested, Tempered Glass Safety Certified
  • International: Canadian Medical Device License, Intertek GS Safety Mark
  • Warranty: Limited lifetime residential / 5-year commercial (covers the entire sauna)

Description

The Clearlight Sanctuary Retreat is a four-person full spectrum infrared sauna designed for wheelchair accessibility. The 36-inch wide doorway, included hemlock entry ramp, removable benches, and 60-inch interior turnaround space make infrared therapy accessible to users of all mobility levels. Two True Wave™ heaters deliver 3,570 watts of near, mid, and far infrared in the tallest cabin in the Sanctuary line — 85 inches exterior, 82¾ inches interior. Available in eco-certified Mahogany or Basswood and backed by a limited lifetime residential warranty that covers the entire sauna.

Full Spectrum Infrared — 3,570 Watts in an Accessible Cabin

The Sanctuary Retreat uses two True Wave™ Full Spectrum heaters alongside True Wave™ Far Infrared carbon-ceramic heaters — 3,570 watts of total infrared output positioned on the back wall, side walls, behind your calves, and under the floor. Near infrared (700–1,200 nm) supports skin health and cellular repair. Mid infrared (1,200–4,000 nm) penetrates deeper for joint and muscle relief. Far infrared (4,000–14,000 nm) produces the deepest tissue heating for detoxification and cardiovascular benefits. The oversized interior ensures full infrared coverage at every seating position.

Near-Zero EMF — Independently Verified at Every Position

Clearlight's True Wave™ heaters are independently tested to produce near-zero EMF and ELF levels at all seating positions, well below the 3 milligauss threshold considered safe by international standards. Every heater is tested before it leaves the factory. The Sanctuary Retreat's wider interior and bench spacing maintain consistent near-zero EMF levels regardless of where you sit.

Wheelchair Accessible Design — Built for Every User

The Sanctuary Retreat is the only infrared sauna in the Clearlight lineup built for wheelchair access. The 36-inch wide door opening accommodates standard wheelchairs. The included hemlock wood ramp (36" × 28", 3.136° slope) provides smooth entry. Inside, the 60-inch turnaround space accommodates standard wheelchairs — the two removable benches can be repositioned or removed entirely to create the clearance needed. Maintain a minimum distance of 18 inches between removable benches and the front heaters for proper performance and safety. A lower-mounted keypad and wheelchair-friendly wood and steel handles are designed for accessible operation. At 85 inches tall, the cabin provides comfortable headroom for seated and standing users alike. Please check national and local requirements for accessibility compliance before purchasing. Battery-operated wheelchairs are not recommended inside the sauna, as heat can affect battery performance. For specific wheelchair compatibility recommendations, contact our sauna specialists.

Combined Wellness Therapies in One Session

Every Sanctuary Retreat includes True Wave™ infrared heaters and medical-grade chromotherapy with 12 color settings. Add the Red Light Therapy CORE Tower for combined infrared and red light therapy through the sauna door insert. The HALO ONE clips inside for salt therapy during your session. The AROMA ONE adds ultrasonic aromatherapy. The Sanctuary Retreat is also one of only two models compatible with the Recliner Chair. Optional Smart Device Control is available as an add-on for smartphone-based remote operation of your sauna. Each accessory is available separately — ask your specialist about bundled pricing. Note: the CORE Tower door mount and the Full Spectrum Heater Upgrade cannot be installed simultaneously on this model. The Sanctuary Retreat is not compatible with VRT (Vibrational Resonance Therapy).

Installation & Electrical

The Sanctuary Retreat requires a 240V / 20A dedicated circuit with a NEMA 6-20P outlet — a licensed electrician should handle the installation. Wiring requires 12 AWG, single phase, 3-wire (2 live + ground) for 240V. The power cord exits from the roof of the sauna and is approximately 8 feet long. Ensure the largest panel (84" × 71½") can fit through all access points from the delivery location to the setup area. Assembly takes approximately 60–90 minutes with two people. Clearlight recommends 4 inches of clearance on all sides and 6–8 inches of overhead clearance for airflow. If the ceiling is less than 8 feet tall, discuss your installation with a sauna specialist.

Why Buy from Sauna Republic

Sauna Republic is an authorized independent dealer of Clearlight Infrared — your purchase includes the full limited lifetime residential warranty that covers the entire sauna, expert guidance from our sauna specialists on sizing, wood selection, accessibility planning, electrical requirements, and accessory bundling, complimentary shipping to the continental US, financing options, and HSA/FSA may be available at checkout. We serve both homeowners and commercial clients — spas, hotels, fitness centers, and wellness studios receive dedicated project support with multi-unit pricing, bulk ordering, and commercial warranty options. We're available 7 days a week at (302) 273-0861 or info@thesaunarepublic.com.

HSA/FSA Eligible — Use pre-tax dollars and save up to 35%

 

 

Luxury home wellness space
Use HSA/FSA Funds for Your Wellness Investment

Qualified customers save ~30% with pre-tax dollars. A Letter of Medical Necessity is required — Truemed handles it at checkout.



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Authorized Dealer for 12+ Premium Brands

Checking out with Truemed is easy

Checkout step

1. Checkout

Select "Truemed - Pay with HSA/FSA" at checkout.

Health assessment step

2. Complete Health Assessment

An independent licensed practitioner reviews your answers and, if you qualify, issues a Letter of Medical Necessity (LMN).

Make your purchase step

3. Make Your Purchase

Pay with your HSA/FSA card, or use a regular credit card and submit for reimbursement later.

How does using my HSA/FSA benefit me?

HSA/FSA accounts allow you to use pre-tax money for qualified health expenses. Because you're spending dollars that were never taxed, you keep more of your income.

Spending from

Bank Account
From your wages $100
Paid in taxes* -$30
Available to spend $70

Spending from

HSA or FSA
From your wages $100
Paid in taxes No Taxes!
Available to spend $100

Calculate Your Tax Savings

See how much you save using pre-tax HSA/FSA funds

$
Paying with After-Tax $
$8,571
You must earn this much
Paying with HSA/FSA
$6,000
You save $2,571!
Our Standard Return Policy Applies

HSA/FSA purchases are covered by the same return policy as all Sauna Republic orders. If you need to return a product, refunds are processed back to your original HSA/FSA card.

Refunds typically take 3-10 business days to appear on your statement. Some products are final sale regardless of payment method — see our full return policy for details by brand.

Have questions before purchasing? Contact our team — we're happy to help you choose the right product.

HSA/FSA: Everything You Need to Know

Answers based on IRS guidance, Truemed documentation, and real-world HSA/FSA administrator practices.

Eligibility & Qualification
How do I know if I qualify to use HSA/FSA?
Eligibility is determined on a per-customer basis, not by product. During checkout, you'll complete a short health assessment through Truemed. An independent licensed practitioner reviews your responses and, if your health situation qualifies, issues a Letter of Medical Necessity (LMN). Not every customer will qualify — the practitioner makes the final determination based on clinical criteria. If you don't qualify, you can still purchase using standard payment methods.
What health conditions typically qualify?
Common qualifying conditions include chronic pain, arthritis, cardiovascular concerns, muscle recovery needs, stress/anxiety management, sleep disorders, chronic inflammation, and metabolic conditions. The key requirement under IRS rules is that the purchase must be primarily for treating, preventing, or mitigating a specific diagnosed medical condition. General wellness, relaxation, or athletic performance goals do not qualify. The licensed practitioner makes the final determination based on your individual health assessment.
What products are eligible for HSA/FSA checkout?
Truemed reviews and approves individual products through its compliance team. If a product is eligible, you'll see the "Truemed - Pay with HSA/FSA" option at checkout. If you don't see the option, that product hasn't been approved. Eligibility can change as Truemed reviews new products, so check back if an item you're interested in isn't currently showing the HSA/FSA payment option.
Can I use HSA or FSA funds on accessories or other products beyond a sauna?
Your Letter of Medical Necessity can cover multiple products and product categories. If the Truemed HSA/FSA payment option appears at checkout for a product, it has been reviewed and approved by Truemed's compliance team. The same checkout process applies to all eligible products — select "Truemed - Pay with HSA/FSA" and complete the health assessment.
How to Pay
Can I use my HSA debit card directly?
Yes. HSA debit cards work at most merchant categories with minimal scrutiny at the point of sale. Your HSA administrator processes the charge like any debit transaction — they see the merchant name and total amount, but not individual line items. Select "Truemed - Pay with HSA/FSA" at checkout and enter your HSA card details. Keep your Letter of Medical Necessity on file in case of an IRS audit.
Can I use my FSA debit card directly?
We recommend paying with a regular credit card and submitting for reimbursement instead. FSA cards frequently decline at non-medical merchant categories, and FSA administrators are required by law to substantiate every claim — unlike HSA administrators, they actively review whether each purchase qualifies. The most reliable process for FSA holders: pay with your regular credit card at Truemed checkout, receive your LMN, then submit your receipt and LMN to your FSA administrator for reimbursement.
Can I split payment between HSA/FSA and a regular card?
Yes. Truemed supports split payments. You can pay part of the purchase with your HSA/FSA card and the remainder with a regular credit or debit card. You can also pay the full amount with a credit card and submit for partial reimbursement — for example, reimburse $3,400 from your FSA and pay the rest out of pocket. This is especially useful when your account balance is lower than the product price.
How does the reimbursement process work?
If you pay with a regular credit or debit card: complete the Truemed checkout and health survey, receive your Letter of Medical Necessity (usually within 24-48 hours), then submit your purchase receipt along with the LMN to your HSA/FSA administrator. Most administrators process claims within a few days. The specific steps and timeline vary by plan — check with your HR department or plan provider for their submission process.
HSA vs FSA: Key Differences
What's the difference between HSA and FSA for purchases?
HSA (Health Savings Account): You own the account. Funds roll over year to year and never expire. Requires a high-deductible health plan. HSA administrators generally do not review individual purchases at the point of sale — the account holder is responsible for ensuring expenses qualify. In an IRS audit, you'd need to produce your LMN and purchase records.

FSA (Flexible Spending Account): Your employer sponsors the account. Funds typically expire at the end of the plan year, though some plans allow a small carryover or grace period. FSA administrators must substantiate every claim and actively review whether purchases qualify. This makes FSA claims more likely to be scrutinized.

Bottom line: HSA is generally smoother for high-ticket purchases. FSA works but requires more careful documentation and the reimbursement pathway is safer than direct card use.
What are the 2026 HSA and FSA contribution limits?
HSA: $4,400 individual, $8,750 family, plus $1,000 catch-up if 55+. HSA funds roll over indefinitely.

FSA: $3,400 per year. Most FSA plans follow a use-it-or-lose-it rule — some allow a $640 carryover or a 2.5-month grace period.

If your purchase exceeds your available balance, you can split payment or pay with a credit card and submit for partial reimbursement.
My FSA funds expire soon — can I still use them?
Yes, and this is one of the smartest uses of expiring FSA dollars. If you have unused FSA funds approaching your plan year deadline, purchasing an eligible product puts those pre-tax dollars to work rather than forfeiting them. Check your plan's exact expiration date with your HR department. For next year, open enrollment is typically October through November — you can increase your FSA election if you're planning a larger purchase.
After Your Purchase
What is the return policy for HSA/FSA purchases?
Our standard return policy applies to all HSA/FSA purchases — there is no "final sale" restriction. No IRS rule requires HSA/FSA purchases to be final sale. If you need to return a product, the refund is processed back to your original HSA/FSA card within 3-10 business days.

For HSA holders returning a product: Once the refund hits your HSA, the original purchase is no longer a qualified medical expense. You can notify your HSA custodian to treat it as a "mistaken distribution" under IRS Notice 2004-50. Funds returned this way are not subject to income tax or the 20% penalty, and they don't count against your annual contribution limit. The deadline to report this is April 15 following the year you learned of the return. Most HSA custodians accept mistaken distributions, though they are not required to.

For FSA holders returning a product: The refund goes back to your FSA plan via the original card. If your plan year has already ended, the use-it-or-lose-it rule may apply — returned funds could be forfeited to the employer plan rather than credited back to you. FSA holders should be especially sure of their purchase before buying.

Our team is available before and after purchase to help you choose the right product.
What happens if my claim is denied by my plan administrator?
A claim denial does not affect your purchase with Sauna Republic. You already own the product and we already have your payment. The denial is a matter between you and your HSA/FSA plan — it does not create a reversal or chargeback against your order.

Step 1 — Contact Truemed. Email support@truemed.com with your denial notice, the reason given, and any codes provided. Truemed's team will work with their Medical Group to rewrite your LMN to meet your administrator's specific requirements. Truemed reports overturning the majority of denied claims through this process.

Step 2 — Resubmit. Submit the updated LMN to your administrator.

If the appeal fails: Truemed's Terms of Service include a discretionary provision where they may offer approximately 30% of the purchase price to offset your lost tax savings. This is Truemed's payment to you directly — it is not charged to or deducted from your order. This payment is at Truemed's sole discretion and is not guaranteed.

Common denial reasons: Missing or incomplete LMN, LMN dated after the purchase, a cart mixing eligible and ineligible items, or the administrator requiring a specific form.
What if my administrator asks me to repay my HSA/FSA?
This can happen if your administrator determines the purchase was not a qualified medical expense after the transaction has already processed. The administrator asks you (the account holder) to repay the plan — this does not affect the merchant or your product order.

For HSA: If you repay the amount, your HSA custodian may process it as a return of a mistaken distribution. You would not owe income tax or the 20% penalty on the repaid amount.

For FSA: Your employer or TPA will typically deduct the amount from future paychecks or require direct repayment. FSA administrators have strong enforcement incentives because the employer's entire cafeteria plan could lose its tax-favored status if it reimburses non-qualified expenses.

We recommend working through the Truemed appeal process first — most denied claims can be resolved with an updated LMN before repayment becomes necessary.
Can I use my LMN for future purchases?
Yes. Your Letter of Medical Necessity is valid for 12 months from the date of issuance. During that period, you do not need to complete the health survey again for additional eligible purchases. You still need to submit each new receipt to your HSA/FSA administrator for reimbursement. After 12 months, you would need a new health assessment through Truemed.
What if my HSA/FSA account is closed after my purchase?
If you need a refund and your HSA/FSA account has been closed, the refund still posts to that account. You'll need to work directly with your former plan administrator to retrieve the funds — Truemed cannot redirect refunds to a different payment method. This is a compliance requirement enforced by both IRS rules and the payment processor. Confirm your account is in good standing before purchasing.
Tax & IRS Considerations
What happens if the IRS audits my HSA/FSA purchase?
In an audit, you would need to demonstrate that the expense was a qualified medical expense. Your key documentation: (1) your Letter of Medical Necessity, (2) your purchase receipt, and (3) any correspondence with your HSA/FSA administrator. Keep these records for at least 3 years from your tax return filing date.

For HSA purchases, the account holder bears full responsibility for ensuring expenses qualify — HSA administrators do not police purchases. For FSA purchases, your administrator has already substantiated the claim, which provides additional documentation.

The audit risk is on the account holder, not the merchant. Sauna Republic has no IRS reporting obligations related to your HSA/FSA payment.
What are the penalties for a non-qualified HSA distribution?
If an HSA distribution is determined not to be a qualified medical expense, the account holder owes income tax on the full amount plus a 20% additional tax penalty. For example, on an $8,000 non-qualified distribution at a 30% marginal rate, you would owe approximately $2,400 in income tax plus a $1,600 penalty — roughly $4,000 total. This underscores the importance of having a legitimate medical condition and a properly issued LMN. The 20% penalty does not apply if you are 65 or older, disabled, or if the distribution is returned as a mistaken distribution before the filing deadline.
Has the IRS said anything about using HSA/FSA for wellness equipment?
In March 2024, the IRS issued an alert (IR-2024-65) reminding taxpayers that general health and wellness expenses do not qualify for HSA/FSA unless prescribed to treat a specific diagnosed condition. The IRS cautioned that documentation based solely on self-reported health information may not meet legal requirements. No enforcement actions against consumers or merchants have been publicly reported, but the alert signals increased scrutiny.

This is why Truemed's health assessment involves a licensed practitioner making a clinical determination — not a rubber-stamp process. We encourage customers to be thorough and honest in the health assessment.
General Questions
How long does the Truemed approval process take?
Most health assessments are reviewed within 24-48 hours. Once approved, you'll receive your LMN via email and your order processes immediately. If you don't see it in your inbox, check spam, then contact support@truemed.com.
What if I don't qualify for an LMN?
You can still purchase any product using standard payment methods — credit card, debit card, Shop Pay, or financing options. Not qualifying for HSA/FSA does not prevent you from buying. You may reapply at a later date if your health circumstances change.
Are there any fees for using Truemed?
There is no additional fee charged to you. The cost of the health assessment and LMN is included in the transaction. You pay the same product price whether you use HSA/FSA funds or a regular payment method.
Can I still get complimentary shipping with HSA/FSA?
Yes. Complimentary shipping and standard Sauna Republic promotions apply regardless of payment method. HSA/FSA customers receive the same benefits as every other customer. Note that promotional offers vary by brand — some manufacturers restrict bundled promotions on their products.

Ready to Invest in Your Health?

Qualified customers save ~30% with pre-tax HSA/FSA dollars. Select "Truemed - Pay with HSA/FSA" at checkout.

*Tax savings estimate based on a 30% combined federal/state tax rate. Actual savings depend on your individual tax situation. Truemed facilitates the Letter of Medical Necessity process through independent licensed healthcare providers. HSA/FSA eligibility is determined by the healthcare provider based on your individual health assessment, not by Sauna Republic. Not every customer will qualify. Final reimbursement decisions rest with your HSA/FSA plan administrator. Please consult your tax advisor for personalized guidance. Truemed is for qualified customers. HSA/FSA tax savings vary. Learn more at truemed.com/disclosures.

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Safety & Certifications

EMF/ELF Safety Testing

Clearlight's True Wave™ heaters undergo independent third-party EMF and ELF testing. Results confirm near-zero electromagnetic field levels at all seating positions, well below the 3 milligauss threshold established by international safety standards. Both far infrared and full spectrum heaters are tested separately — both pass at near-zero levels.

Electrical Safety

Material Safety

Quality & Compliance

Upgrade Your Experience

Complete Your Setup

Complementary products and add-ons that pair with your setup. Contact a specialist for pricing and availability.

Sauna Recliner Chair

Sauna Recliner Chair

Designed specifically for your Retreat — lounge-style sauna sessions

Learn More
Clearlight Plunge

Clearlight Plunge

The cold half of contrast therapy — alternate hot sauna sessions with cold immersion for circulation, recovery, and resilience

Learn More
Extra Bench for Retreat

Extra Bench for Retreat

Reconfigure your Retreat with additional bench seating — Retreat compatible only

Learn More

More That Pairs With This

Browse the full range of products and add-ons that pair with your setup — or ask a specialist to tailor it to you.

Explore More

Frequently Asked Questions

Is the Sanctuary Retreat ADA-compliant?

The Sanctuary Retreat is designed for wheelchair accessibility but is not ADA-certified. It features a 36-inch wide doorway, an included hemlock entry ramp with a 3.136° slope, 60 inches of interior turnaround space, removable benches, a lower-mounted keypad, and wheelchair-friendly wood and steel handles. Please check national and local requirements for accessibility compliance before purchasing. For specific wheelchair compatibility recommendations, contact our sauna specialists at (302) 273-0861.

What makes the Sanctuary Retreat wheelchair accessible?

The 36-inch wide door accommodates standard wheelchairs. The included hemlock ramp (36" × 28") provides a smooth 3.136° slope for entry. Inside, the two benches are fully removable, creating 60 inches of turnaround clearance for standard wheelchairs. The keypad is mounted at a lower height for wheelchair-seated access, and the door handles are designed for easy grip. Maintain a minimum of 18 inches between the removable benches and the front heaters for safe operation.

Can I use a battery-operated wheelchair inside the sauna?

Battery-operated wheelchairs are not recommended inside the Sanctuary Retreat. The heat generated during sauna sessions can affect battery performance and potentially reduce battery lifespan. For specific wheelchair compatibility recommendations, contact our sauna specialists at (302) 273-0861.

What is full spectrum infrared?

Full spectrum infrared means the Sanctuary Retreat produces all three infrared wavelengths: near infrared (700–1,200 nm) for skin health and cellular repair, mid infrared (1,200–4,000 nm) for deeper joint and muscle relief, and far infrared (4,000–14,000 nm) for the deepest tissue heating, detoxification, and cardiovascular benefits. The True Wave™ Full Spectrum heaters deliver all three simultaneously at 3,570 watts total output.

How many people fit in the Sanctuary Retreat?

The Sanctuary Retreat seats up to 4 people on two removable benches (34¼" × 22" each, 350 lbs per bench). The benches can be repositioned or removed entirely for wheelchair access, reducing seating capacity but creating the 60-inch turnaround clearance needed for standard wheelchairs.

What are the dimensions of the Sanctuary Retreat?

Exterior dimensions are 76½" wide × 64½" deep × 85" tall. Interior dimensions are 71¼" wide × 61" deep × 82¾" tall. The door opening is 81¾" high × 36" wide. The entry ramp is 36" × 28" with a 2½" elevated height. The Sanctuary Retreat is the tallest model in the Sanctuary line at 85 inches.

What electrical requirements does the Sanctuary Retreat need?

The Sanctuary Retreat requires a 240V / 20A dedicated circuit with a NEMA 6-20P outlet. Wiring should be 12 AWG, single phase, 3-wire (2 live + ground). The power cord exits from the roof and is approximately 8 feet long. A licensed electrician should handle the circuit installation. This is not a plug-and-play unit — it requires a dedicated 240V circuit that most homes do not have pre-installed.

Can I plug the Sanctuary Retreat into a regular wall outlet?

No. The Sanctuary Retreat requires a 240V / 20A dedicated circuit, which is different from standard 120V household outlets. A licensed electrician will need to install the appropriate circuit and outlet (NEMA 6-20P) before you can use the sauna.

How long does assembly take?

Assembly takes approximately 60–90 minutes with two people. The Sanctuary Retreat uses a tool-free buckle assembly system — panels are pre-built and lock together without tools. Ensure the largest panel (84" × 71½") can fit through all doorways and hallways from the delivery location to the setup area.

What clearance do I need around the sauna?

Clearlight recommends a minimum of 4 inches of clearance on all sides for airflow and service access, plus 6–8 inches of overhead clearance. If your ceiling is less than 8 feet tall, contact our specialists to discuss your installation before purchasing. The sauna is a freestanding unit and should not be built into any structure without prior authorization.

What wood options are available?

The Sanctuary Retreat is available in eco-certified Mahogany or Basswood. Mahogany is a rich, dark-toned hardwood with natural grain variation. Basswood is a lighter, hypoallergenic softwood with a more uniform appearance. Both are FSC-certified and sustainably sourced. The entry ramp is hemlock wood on both variants.

What is the EMF level of the Sanctuary Retreat?

Clearlight's True Wave™ heaters are independently tested to produce near-zero EMF and ELF levels at all seating positions, well below the 3 milligauss threshold considered safe by international standards. Both the full spectrum and far infrared heaters are tested separately. Test reports are available on the product page under Safety & Certifications.

What is chromotherapy and is it included?

Medical-grade chromotherapy is included standard on every Sanctuary Retreat. The system uses 12 color LED lights, each associated with different therapeutic properties. You can select a specific color or set the system to auto-cycle through all colors during your session. This is the upgraded medical-grade system with 96 LEDs — not the standard 15-LED version found on Premier models.

Is the Recliner Chair compatible with the Sanctuary Retreat?

Yes. The Sanctuary Retreat is one of only two models in the current Clearlight lineup that supports the optional Recliner Chair. The other compatible model is the Sanctuary Y (not currently available in our catalog). The Recliner Chair is not compatible with any other Sanctuary model or any Premier model.

Is VRT (Vibrational Resonance Therapy) compatible with the Sanctuary Retreat?

No. The Sanctuary Retreat is not compatible with VRT. This is confirmed on the official Clearlight spec sheet. If you're interested in VRT, it is available on most other Clearlight sauna models including the Sanctuary 1, 2, 3, 5, C, Outdoor 2, Outdoor 5, and all Premier models.

Can I install both the CORE Tower door mount and the Full Spectrum Heater Upgrade?

No. The Sanctuary Retreat cannot have both the Full Spectrum Heater Upgrade and the Red Light CORE Tower door mount installed simultaneously. You can choose one or the other. Since the Sanctuary Retreat already includes True Wave™ Full Spectrum heaters as standard, the upgrade heater is typically unnecessary unless you want additional heating capacity.

What is Smart Device Control?

Smart Device Control is an optional add-on that allows you to remotely operate your Sanctuary Retreat from your smartphone. You can start and preheat your sauna, adjust temperature, and monitor session time from your device. This is not included standard — ask your specialist about adding it to your order.

Does the Sanctuary Retreat have a glass roof?

Yes. The Sanctuary Retreat features an Italian-inspired glass roof (71½" × 28½", 8mm tempered safety glass) along with a full tempered glass door (36" wide) and side glass panels (82½" × 17½", 8mm). All glass is tempered safety glass that meets certification standards.

What warranty covers the Sanctuary Retreat?

The Sanctuary Retreat is backed by a limited lifetime residential warranty that covers the entire sauna. Commercial installations receive a 5-year warranty. This is the most comprehensive warranty in the infrared sauna industry. For warranty details, see the Lifetime Warranty Coverage Details PDF on the product page, or contact us at (302) 273-0861.

How is the sauna shipped and delivered?

The Sanctuary Retreat ships via LTL freight with complimentary curbside delivery to the continental US. The carrier will call to schedule a delivery appointment. Delivery is curbside only — you are responsible for moving the sauna from the curb to its final location. The sauna ships in flat panels (not a pre-assembled crate), so most shipments can be carried inside by two or more people without heavy equipment. The product weight is 780 lbs total across all panels.

Can I use HSA/FSA funds to purchase the Sanctuary Retreat?

HSA/FSA may be available at checkout through our Truemed partnership. If the product is eligible, you'll see the Truemed payment option during checkout. Qualified customers save approximately 30% on average by using pre-tax dollars. Our standard return policy applies to HSA/FSA purchases.

Do you offer financing?

Yes. Financing is available through Affirm and Shop Pay at checkout, with rates as low as 0% APR for qualified buyers. Check your rate without affecting your credit score. Note that Shop Pay Installment purchases are final sale and cannot be returned or refunded. For details, visit our financing page.

What is the return policy for the Sanctuary Retreat?

All Clearlight saunas are final sale. The Sanctuary Retreat is covered by the full limited lifetime residential warranty for any manufacturing defects. If your sauna arrives damaged during shipping, contact us within 24 hours with photos and we will arrange a replacement. For complete return policy details, review our return policy or contact us at (302) 273-0861.

How do I contact Sauna Republic for help?

We're available 7 days a week, Monday–Sunday, 9am–5pm EST. Call or text (302) 273-0861, email info@thesaunarepublic.com, or use the live chat on our website. We can help with accessibility planning, electrical requirements, wood selection, accessory recommendations, or any other questions about the Sanctuary Retreat.

Need help choosing the right model for your space?

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