Finnmark - FD-5: 4 Person Infrared & Steam Sauna - Trinity XL Combo
Finnmark - FD-5: 4 Person Infrared & Steam Sauna - Trinity XL Combo
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10 Year Warranty
Product Description
Product Description
You’ve built a life that runs at full speed...
Work, training, family, performance. Every day demands more precision, more output, more control.
But pressure compounds. The body keeps score...
Focus slips earlier, recovery drags longer, and even your best days start to feel like you’re running uphill in heavy boots.
The supplements don’t fix it. The ice bath helps, but it only hardens you... it doesn’t restore you. And caffeine just hides the fatigue until it hits harder the next day.
That’s not burnout, it’s imbalance...
The gap between how much you give and how little you recover.
The Finnmark FD-5 Trinity XL is the solution.
A complete recovery environment that brings the missing balance back.
It combines infrared, steam, and red-light therapy to restore clarity, stamina, and control when everything else only scratches the surface.
Three proven systems. One chamber.
The FD-5 is the only at-home recovery system that unites full-spectrum infrared heat, Finnish steam, and medical-grade red-light therapy in one intelligent design.
It’s built for the high performer who wants it all...
deeper heat, full detoxification, cellular repair, and the grounding ritual of real steam without compromise.
Long-wave Spectrum Carbon 360° panels heat evenly across every surface.
UL-listed Spectrum Plus™ short-wave heaters push intensity up to 170°F, creating the full cardiovascular and detox effect usually reserved for commercial saunas.
Then the Finnish Harvia 4.5 kW heater takes over, a true steam element, ready for the hiss of water on rock and the sound of a heartbeat slowing.
Finally, medical-grade Spectrum Red Light™ Therapy completes the system, triggering collagen renewal, improved circulation, and cellular repair at the deepest level.
It’s not a spa. It’s physiology, engineered for performance.
Inside, the heat builds evenly... no cold spots, no harsh glare.
The cedar interior smells clean and grounding, its natural antimicrobial surface protecting against mould and bacteria.
The Thermal Plus™ Aspen exterior stays flawless year after year, resistant to warping, decay, and the slow wear of time.
8 mm tempered glass locks in silence and temperature, while the two-tier benching offers the choice between deep heat and light recovery.
Control everything from the Wi-Fi touchscreen or through the built-in Bluetooth Hi-Fi system.
This is recovery that feels deliberate/... modern technology meeting timeless ritual.
You step out feeling lighter, clearer, like your nervous system has finally exhaled.
Your thoughts sharpen, your muscles loosen, and your energy returns quietly, steadily... the way it’s meant to.
Every FD-5 is crafted from hand-selected Western Canadian cedar and Thermo-treated Aspen — materials chosen for their stability, safety, and scent.
Low-EMF heaters, tested by NASA-award facilities, deliver consistent output without interference.
High-emissivity Spectrum Plus™ elements remove up to 17 % more toxins, including heavy metals and fat-soluble waste, than standard infrared systems.
Even the lighting is performance-grade: 192-diode medical red-light panels for recovery, paired with subtle chromotherapy when you need calm instead of drive.
This isn’t a gadget; it’s built to outlast decades of use.
Regular use of the FD-5 improves circulation, accelerates recovery, and strengthens the body’s stress response.
Infrared and steam together boost cardiovascular efficiency and lower inflammation, while red-light therapy promotes collagen synthesis and faster cellular repair.
The result: better focus, faster recovery, deeper sleep, and the kind of consistency high performers depend on.
If an extra hour of peak focus a day adds six workweeks a year...
Investment in the FD-5 isn’t a cost.
It’s a system that pays you back daily, compounding in energy, clarity, and time.
Recovery isn’t about slowing down.
It’s about rebuilding fast enough to keep going — and enjoying the process along the way.
The Finnmark FD-5 Trinity XL: the world’s most advanced infrared and steam recovery system for the home.
Start your recovery system this week.
You’ll feel it in your focus, your sleep, and your output — fast.
Specs
Specs
All features:
- Spectrum Plus™ UL Listed short wave infrared heaters for deep penetrating heat, up to 25x more than standard carbon panel heaters.
- Spectrum Red Light™ Therapy. 192 Diode medical grade LED panel capable of producing highly beneficial 650nm of red light therapy combined with chromotherapy for those days you need a little love.
- Antimicrobial Western Canadian cedar interior that protects 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.
- 3-IN-ONE Combination. Compromise no more. Introducing the only combination sauna with true UL listed infrared heaters combined with a traditional heater that produces high heat steam. Get all the benefits of infrared combined with traditional rocks with steam all while soaking in the benefits of a medical grade Red light therapy LED panel.
- Built-in LCD Wi-Fi touchscreen controller with bluetooth audio.
- Audio with 6" Hi-Fi speakers, 8mm tempered glass for the ultimate thermal retention.
- Extra large two-tier bench system.
- Low EMF sauna tested by a NASA award winning testing facility.
- High Emissivity infrared heaters.
Harvia KIP Series B 4.5KW Sauna Heater
- Wall-mounted
- Stainless steel construction
- 4.5kW
- For sauna rooms from 100 to 210 cu. ft.
- Requires a minimum of 50 lbs of stones (1 box-AC3000)Please note that each natural stone is unique in shape and size. We recommend purchasing an additional box of sauna stones to allow you to choose the highest quality of stone for fit, form, and function (Additional freight charges will apply).
- Built-In controls
- Available in 240V/1PH operation or 208V/3Ph operation
- Industrial grade, serviceable heating elements
- Exceptionally large rock capacity
- UL listed
- Direct rock-to-heating element contact
- Designed, engineered, and made in Finland
- Dimensions: 16"W (406mm) x 11"D (279mm) x 24"H (609mm)
- 2-Year Warranty (Consumer Use)
Manufacturer's Note: Sauna heater stones are significant to the unit's safety. In order for the warranty to remain valid, the user is responsible for proper maintenance.
Specifications:
Model: FD-5
External Materials: Thermo-Aspen
Interior Materials: Western Canadian Cedar
Volts: 240
IR Watts: 2700
Amperage 15 | TBD
Plug Type: NEMA 6-15
Maximum Temperature: IR 170° F | Traditional 190° F
Interior Dimensions: 71"W x 57.5"D x 75.5"H
Exterior Dimensions: 75"W x 64"D x 83"H
Room Volume: 130 cu. ft.
Door Dimensions: 23.625"W x 68.875"H
Door Handle Dimensions: 1.5"W x 13.25"H
Glass Thickness: 8mm W/Gasket
Product Weight: 575 lbs
Shipping Dimensions: 80"W x 40"D x 83"H
Shipping Weight: 840 lbs
Harvia Heater Model: KIP45B
Kilowatt Rating: 4.5kW
Primary Fuel: Electric
Minimum Adjusted Cubic Feet: 100
Maximum Adjusted Cubic Feet: 210
Voltage: 240V
Phase: 1PH
Amperage: 18.8 Amps
Heater Weight: 40 lbs
Shipping Weight with Sauna Stones: 84 lbs
Width In Inches: 16" (406mm):
Depth In Inches: 11" (279mm
Height In Inches: 24" (609mm)
Scientific Evidence
Scientific Evidence
1. Sharper Focus and Mental Clarity
Infrared sauna use may reduce brain inflammation and oxidative stress, improving energy production in brain cells and supporting cognitive function. For high performers, that means fewer brain fog days, clearer decision-making, and a sharper edge in deep work sessions.
2. Faster Recovery and Greater Readiness
A study in athletes showed that a single infrared sauna session after training reduced muscle soreness, preserved power, and improved perceived recovery, all without disrupting the body’s natural recovery rhythms. This means you bounce back faster, train harder, and show up stronger the next day.
3. Better ROI from Every Workout
In a six-week controlled trial, athletes who added short infrared sauna sessions after training gained more neuromuscular performance than those who didn’t. It shows how heat exposure amplifies the benefits of your effort, delivering greater results from the same amount of work.
4. Better Sleep and Stress Reset
Infrared heat helps regulate stress hormones and improves sleep by raising your core temperature and then allowing it to cool — a natural signal to rest. Better sleep means stronger focus, steadier energy, and more willpower for the work that matters most.
5. Long-Term Brain Health and Cognitive Protection
Large studies link frequent sauna use to a lower risk of dementia and Alzheimer’s disease. That means the benefits go beyond short-term performance — you’re protecting cognitive function for the long game, ensuring your best years stay ahead of you.
Sources:
Ahokas, E.K., Ihalainen, J.K., Hanstock, H.G., Savolainen, E. & Kyröläinen, H., 2023. A post-exercise infrared sauna session improves recovery of neuromuscular performance and muscle soreness after resistance exercise training. Biology of Sport, 40(3), pp.681–689. https://doi.org/10.5114/biolsport.2023.119289.
Frontiers in Sports and Active Living, 2025. Effects of infrared sauna on neuromuscular performance: a controlled trial. Frontiers in Sports and Active Living, 7, p.1462901. https://doi.org/10.3389/fspor.2025.1462901.
Hotworx, 2024. How infrared sauna exposure can increase cognitive function. Hotworx Science Blog. Available at: https://www.hotworx.net/blog/how-infrared-sauna-exposure-can-increase-cognitive-function
Saunas.org, 2023. Sauna, memory, and cognitive performance. Saunas.org Research. Available at: https://saunas.org/sauna-memory-cognitive-cerebral-performance
Oosterveld, F.G.J., Rasker, J.J., Floors, M., et al., 2009. Infrared sauna in patients with rheumatoid arthritis and ankylosing spondylitis: a pilot study showing good tolerance, short-term improvement of pain and stiffness, and a trend toward long-term beneficial effects. Clinical Rheumatology, 28(1), pp.29–34. https://doi.org/10.1007/s10067-008-0977-y.
Shipping & Returns
Shipping & Returns
Shipping:
Shipping is completely free in the US, no surprises at checkout. We offer free curbside delivery across the lower 48 states in the U.S. For Alaska or Hawaii, contact us for a custom freight quote.
In Canada, we offer low flat-rate shipping on large items to keep costs down while ensuring safe, reliable delivery.
Returns are accepted within 30 days for new, uninstalled items. Email support@workrecoverplay.com for an Return Authorization number before returning. Damaged or incorrect orders are covered by workrecoverplay.com; other returns receive a full credit minus a $20–$50 re-boxing fee.

Science-Backed Benefits of Infrared Heat
Backed by science and trusted by high performers for better recovery, sharper focus, and consistent performance.
Regular heat exposure amplifies endurance and neuromuscular gains, helping you get more results from the same amount of effort.
Smarter Training Adaptation.
Infrared sessions regulate cortisol and support deep sleep cycles, keeping your nervous system calm and recovery consistent.
Stronger Stress Balance and Sleep.
Improved circulation and oxygen delivery to the brain help reduce fog, sharpen attention, and sustain mental performance under pressure.
Sharper Focus and Cognitive Clarity.
Infrared heat penetrates deep into muscle tissue, reducing soreness, speeding repair, and restoring readiness for your next session.
Faster Recovery, Less Fatigue.
Looks Good. Works Better
High Performance Starts with your Space
Engineered with premium materials and craftsmanship that stand the test of time.
Every product comes from brands trusted by professionals who expect results.
Recover faster, stay consistent, and perform at your best every day.
Performance-grade comfort that supports the body and mind without compromise.
Create a space built for focus, efficiency, and calm, where great work happens.
Your Success, Our Guarantee
Free US Shipping
No hidden fees. Tracked and delivered safely. Low-cost shipping to Canada.
Support In Every Step
We're here to save you time and answer any questions you have.
30-Day Money Back Guarantee
If it’s not the right fit, send it back, hassle free.
Multi-Year Warranty on All Products
Built to last. Covered for years.
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Frequently Asked Questions
Most “full spectrum” saunas only reach 140 °F and use the same heater type for all wavelengths. The FD-2 is the only model combining UL-listed short-wave Spectrum Plus™ and long-wave Carbon 360 panels, achieving true full spectrum and 170 °F on a standard outlet — a genuine engineering edge.
The modular panel system makes it easy for two adults to assemble in under an hour with simple tools — no contractors or wiring required.
Regular use supports heart health, muscle recovery, joint mobility, stress relief, skin clarity, and detoxification — with studies showing improved circulation and reduced inflammation over time.
A Wi-Fi-enabled LCD touchscreen, Bluetooth audio with Hi-Fi speakers, and adjustable feet for uneven floors — all standard. It feels premium because it is.
Unlike most infrared saunas that top out around 140 °F, the FD-2 reaches 170 °F in under an hour thanks to its hybrid heater design... a genuine engineering feat in the category.
They're the only saunas that combines long-wave carbon 360° infrared panels with UL-listed short-wave Spectrum Plus™ heaters. This dual-spectrum system delivers deeper heat, full-body coverage, and higher temperatures (up to 170 °F) on a standard home outlet, no electrician needed.
Infrared saunas are defined by the wavelength of light they emit, and each type penetrates the body at a different depth, delivering distinct benefits. The right choice depends on your goals and lifestyle:
Near Infrared (NIR):
The shortest wavelength, absorbed mostly at the skin’s surface. Targets the skin’s surface to boost circulation, collagen, and cell repair. Best for improving skin health and healing.
Mid Infrared (MIR):
Medium-length wavelength that penetrates soft tissue and muscles. Known for pain relief, inflammation reduction, improved joint mobility, and muscle recovery. Best for athletes or those needing faster recovery and better mobility.
Far Infrared (FIR):
The longest wavelength, reaching deep into the body’s core. Reaches deep into the body, driving sweating, detox, heart health, and relaxation. Best for detox, stress relief, and cardiovascular support.
Full Spectrum:
A combination of near, mid, and far infrared. Delivers the complete range of benefits in one unit. Best for high performers and longevity-focused users who want a complete, all-in-one wellness solution.
Infrared saunas are energy-efficient. Expect to pay a few cents per session, roughly $0.10–$0.30/hour depending on your electricity rate.
Wipe interior surfaces with a damp cloth after use, avoid harsh chemicals, and clean the Himalayan salt bar gently (if applicable).
Most people benefit from 3–5 sessions per week, with some doing shorter daily sessions. Always start slow and increase frequency as your body adapts.
Infrared saunas like this operate almost silently. Aside from a gentle fan sound, most users read, meditate, or even work on a laptop inside without distraction.
Finnmark Designs is an American sauna company known for combining Scandinavian craftsmanship with modern infrared technology. With tens of thousands of units sold worldwide, trusted by athletes, wellness professionals, and home users seeking clinical-grade recovery.
Your sauna arrives on a pallet via freight carrier, securely boxed and ready for simple assembly. You’ll get a call to schedule delivery and can inspect before signing.
Your Finnmark sauna is built to last: the key heating system (Spectrum Plus™) is covered for life under normal residential use, the cabin and structure are covered for 10 years, and controls/power supply also get 10 years. Just install it per the manual, maintain it, and you’re backed by one of the strongest warranties in the home wellness equipment space
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