
Choosing Your Perfect Fit
By Sweet Life Saunas Content
Some like it hot. Others like it infrared. Whether you’re craving steam, glow, or both, your perfect sauna isn’t a trend—it’s a reflection of how you rest, reset, and come...
Read moreWe'll help you find the one! | 24/7 Chat | Live Support 1 (855) 980-0809
Finnmark 4 Person Trinity Sauna: Infrared + Traditional Steam + Red Light Therapy, FD-5 is backordered and will ship as soon as it is back in stock.
Stretch out and unwind with Finnmark Design’s FD-5 Trinity XL Infra-Steam Sauna, the ultimate 3-in-1 wellness retreat for your home. This innovative sauna combines the therapeutic benefits of Spectrum Plus™ infrared heat, a traditional Harvia KIP 4.5kW sauna heater for steam, and medical-grade red light therapy, all powered by a simple 120V outlet.
Your Home Wellness Experience Just Got Sweeter
Elevate your self-care routine with the Finnmark FD-5 Person Trinity XL Infra-Steam Sauna, where infrared heat, traditional steam, and red light therapy combine to create the ultimate wellness retreat. Powered by a simple 120V outlet, this sauna delivers a perfect blend of modern and traditional benefits, helping you feel rejuvenated and relaxed in the comfort of your own home.
A Finnmark is more than just a sauna—it’s a personal sanctuary every time you step inside.
3-in-1 Sauna Experience
Finnmark’s FD-5 Trinity XL is the only combination sauna that offers true UL listed infrared panels alongside a traditional steam sauna heater. The infrared panels provide deep penetrating heat, while the Harvia sauna stove lets you splash water onto the stones for a true steam experience. To complete your wellness ritual, the red light therapy panel enhances the therapeutic benefits, promoting skin health and overall rejuvenation.
Quick Heat & Deep Relaxation
With Spectrum Plus™ short-wave infrared heaters, you can enjoy faster heating and deeper sweat. These heaters deliver 25x more penetrating heat than traditional carbon panel heaters, helping you achieve a more effective sweat in less time. Infrared heat targets muscles and joints, offering deep relief, while the steam from the sauna stones intensifies your experience.
Superior Craftsmanship
- Antimicrobial Western Canadian cedar interior that protects against mold, bacteria, and fungus, keeping your sauna fresh.
- Thermal Plus™ Aspen exterior, resistant to rot, warping, decay, and chipping, making this sauna both durable and long-lasting.
- Harvia KIP Series 4.5kW Sauna Heater for authentic steam experience, featuring a large stone capacity for intense steam.
- 192 Diode Spectrum Red Light™ Therapy Panel provides a combination of red light therapy and chromotherapy for added health benefits.
Thoughtful Design and Features
The FD-5 Trinity XL sauna is as functional as it is beautiful, offering features to make your sessions enjoyable and effortless:
- Built-in LCD touchscreen controller, so you can control the sauna experience with ease.
- Bluetooth audio system with 6" HiFi marine-grade speakers
- 8mm tempered glass for enhanced thermal retention and superior sound.
- Extra large two-tier bench system designed for maximum comfort during your session.
- Low EMF sauna tested by a NASA award-winning testing facility for your peace of mind.
- High Emissivity infrared heaters designed for optimal heat retention and energy efficiency.