Finnmark FD-3, 4 Person Full Spectrum Infrared Sauna (FD-KN003)

Finnmark FD-3, 4 Person Full Spectrum IR Indoor Sauna

Stretch out and relax with the Finnmark FD-3 Full Spectrum 4-Person Infrared Sauna, a powerful retreat designed for those who value performance, craftsmanship, and refined comfort. Thoughtfully engineered for modern living, the FD-4 delivers a deeply immersive infrared experience without requiring a dedicated spa room or special electrical upgrades.

At the core of the FD-3 is Finnmark’s advanced Full Spectrum infrared system, uniquely combining UL-listed Spectrum Plus™ short-wave infrared heaters, Spectrum Carbon 360° long-wave infrared panels, and near-infrared LED ceiling lights. This multi-layered approach allows the sauna to reach temperatures up to 170°F in under an hour on a standard home outlet, creating an enveloping heat experience that feels both efficient and deeply restorative.

Inside, the sauna is lined with antimicrobial Western Canadian cedar, naturally resistant to mold, bacteria, and odors, helping maintain a fresh, clean environment session after session. The exterior is crafted from Thermal Plus™ Aspen, organically treated with heat and steam to enhance durability and stability. This specialized treatment helps prevent warping, cracking, or decay, resulting in a sauna built for long-term use and consistent performance.

Finnmark is the only infrared sauna manufacturer to combine carbon 360° long-wave infrared panels with UL-listed short-wave Spectrum Plus™ heaters, delivering full-body coverage, deeper heat penetration, and a more complete infrared experience. Each heating element is strategically positioned to surround the body in balanced warmth, creating a comfortable and effective environment for relaxation and intentional self-care.

At Blue Luxe Living, we believe wellness should feel elevated, efficient, and effortless. The Finnmark FD-3 Full Spectrum Infrared Sauna is more than a compact sauna, it’s a thoughtfully designed wellness solution that brings spa-level comfort, advanced technology, and lasting craftsmanship into your everyday routine.

Finnmark Introduction Video

Product Features

🔥 Why Choose This Sauna?

• 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 Design's 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.

♨️ Health Benefits

• The technology of the Spectrum Plus incoloy heaters warms your core body temperature, producing a cleaner, healthier sweat while lowering blood pressure, and maintaining heart health.

• The natural heat produced by the Spectrum Plus heaters is designed to achieve a more controlled hot climate much like a traditional sauna without the unbearable heat temperatures. This deeper penetration through sweating goes beyond the muscle and fat rather than a traditional or hot air sauna.  As a result, you're able to work up the best possible sweat in the least amount of time.

• Spectrum Plus heaters remove 17% more toxins such as cholesterol, fat-soluble toxins, toxic heavy metals, sulfuric acid, sodium, ammonia and uric acid.

• Full Spectrum Sauna combination of long-wave Spectrum Carbon 360 infrared panels with UL-listed short-wave Spectrum Plus™ infrared panels. This combination provides higher temperatures, full body coverage, deeper penetration, and better experience than any other sauna.

• Reap the benefits of a more natural pain relief remedy with every infrared sauna session.

• Athletes can appreciate a faster muscle recovery with increased blood flow to the muscles, delivering more concentrated oxygen and creating more energy to heal.

Product Specifications

• Model: FD-3

• Exterior Material: Thermo-Aspen

• Interior Material: Western Canadian Cedar

• Voltage: 240V

• Wattage: 3,150 W

• Amperage: 15 Amps

• Phase: Single Phase

• Plug Type: NEMA 6-15P

• Outlet Requirement: 240V / 15A

• Maximum Temperature: 170°F

• Interior Dimensions: 67"W × 41"D × 70"H

• Exterior Dimensions: 72"W × 46"D × 78"H

• Room Volume: 111.3 cu. ft.

• Door Dimensions: 23.625"W × 67.875"H

• Door Handle Dimensions: 1.875"W × 11.625"H

• Glass Thickness: 8 mm

• Product Weight: 488 lbs

• Shipping Dimensions: 80"W × 40"D × 79"H

• Shipping Weight: 605 lbs

Product Assembly & Manuals

Finnmark FD Installation & Operations Manual

Finnmark V2 WIFI Control Manual

Finnmark FD-3 Diagram

Finnmark EMF Test Log

Finnmark UL Listing

Finnmark Certification

ETL Certification