3-4 Person
Full Spectrum Sauna

304 Reviews


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Spread out and relax with Finnmark Design’s 3-4 person infrared sauna.  The only sauna in the industry that combines UL Listed Spectrum Plus™ infrared heaters with Spectrum Carbon 360°.  Allowing you to reach temperatures of 170° in less than 1 hour on a standard home outlet, an engineering marvel.  While others try to compete, they can’t compare to the quality and craftmanship of Finnmark Design’s infrared saunas.  

Ergonomic Backrest ($79 Value)

100% Western Canadian Cedar

LTL Shipping ($550 Value)

Residential Lift Gate Included


Standard LTL shipping within the contiguous United States (excluding PO Boxes, Alaska and Hawaii). We ship Worldwide, please contact us for quotation.



30-Day money back guarantee. See full return policy. 



Download our warranty guide here.

Sweat Faster Guaranteed

Reach 170° in less than 1 hour

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Next Level Infrared Heaters

Finnmark Design’s full spectrum infrared saunas are the only saunas on the market with advanced combination therapy reaching 170° in less than an hour.  

Spectrum Plus™ UL Listed short wave infrared heaters for deep penetrating heat, up to 25x more than standard carbon panel heaters.  

Spectrum Carbon long wave infrared heaters engineered to produce 360° of pure infrared.  

Spectrum LED near infrared ceiling lights combined with medical grade color therapy.  

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Cedar Interior with Thermal Plus™ Exterior

Antimicrobial Western Canadian cedar interior that protects you against mold, bacteria and fungus.  Thermal Plus™ Aspen exterior that will never rot, warp, decay or chip.  Making Finnmark Designs full spectrum infrared saunas one of the healthiest and longest lasting saunas on the market.  

Don’t be fooled by cheap, low quality lumber.  Your new sauna is 90% wood.  Choose wisely.  Read more.

Combination Infrared is Better

Finnmark Designs is the only infrared sauna manufacturer that combines long-wave carbon 360 infrared panels with UL listed short-wave Spectrum Plus™ infrared panels.  This combination provides higher temperatures, full body coverage, deeper penetration and an experience better than any other sauna.  Each heater is strategically placed to offer the highest level of therapy possible. 

Ultimate Sauna Experience


3150 watts
14 amps
Plugs into a 240v 15a outlet
Plug type: NEMA 6-15P


(4) Spectrum Plus™ dual wave (far and mid) on back wall, (1) under bench and (2) on front wall. (2) Spectrum™ Carbon far infrared on each sidewall. Max Temperature = 170° F


Clear “A” grade Canadian Western Red Cedar interior.  Thermal Plus™ Canadian Aspen exterior.


Width: 67″
Depth: 41″
Height: 70″



Width: 72″
Depth: 46″
Height: 78″



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304 reviews for 3-4 Person Infrared Sauna

5 Star
279 review(s)
4 Star
25 review(s)
3 Star
0 review(s)
2 Star
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1 Star
0 review(s)

Reviewed by 128 customer(s)

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  • Abe H.

    Great sauna! I’d most definitely buy again.

    July 14, 2022

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  • Lukas Lane

    Came fairly quick. Family and I have been enjoying ours. 100/10 recommend

    July 9, 2022

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  • Novak Cane

    Awesome way to start my day. Brings my energy level to another level!! And that’s with no caffeine! How great is that.

    July 6, 2022

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  • Todd Michael

    Good price for a premium product. Worked great and I’m impressed with this unit.

    July 3, 2022

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  • Rodney Howard

    I feel my anxiety lift by just sitting in my sauna.

    July 2, 2022

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  • Ruth Westfall

    This is slowly but surely helping my skin irritation. One step at a time!

    July 1, 2022

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  • Claude Harrison

    I love the cedar smell. You can really smell the cedar when the sauna is heated.

    June 24, 2022

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  • Hannah

    I have nothing negative to say honestly, truly. This sauna is amazing

    June 23, 2022

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