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The Finnmark FD-4 Trinity Sauna is the only home sauna that combines:
UL Listed Spectrum Plus™ infrared heaters
Traditional 120V sauna stove
True medical-grade Spectrum Red Light™ Therapy
No compromises—experience full-spectrum wellness with one complete sauna.
Infrared therapy: Short-wave Spectrum Plus™ heaters penetrate muscles and joints, making you sweat up to 25x more than standard carbon panel heaters
Traditional steam sauna: The 1.9kW stove allows you to splash water on heated rocks for an authentic, intense sauna experience
Combination heating: Use infrared alone, traditional heat alone, or both simultaneously for a customizable wellness session
Medical-grade Spectrum Red Light™ penetrates the skin to stimulate collagen and protein production
Potential benefits include rejuvenated skin, enhanced circulation, and deeper relaxation
A perfect complement to your sauna wellness ritual
UL listed infrared heaters ensure safe, certified performance
Durable Thermo-Aspen and Western Canadian cedar construction for lasting quality
Thoughtfully engineered for efficiency, comfort, and full-body coverage
The FD-4 Trinity Combination Sauna brings infrared, traditional steam, and red light therapy together in one professional-grade home sauna, giving you a complete spa experience without compromise.
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.
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