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Finnmark FD-4 Trinity Infra-Steam Sauna

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Estimated Ship Date: Jul 15, 2024 - Jul 18, 2024

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Finnmark FD-4 Trinity Infra-Steam Sauna

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Estimated Ship Date: Jul 15, 2024 - Jul 18, 2024

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  • 779500

Elevate Your Sauna Experience with Finnmark FD-4 Trinity Infra-Steam Sauna

A Fusion of Luxury and Wellness

Immerse yourself in the epitome of sauna luxury with the Finnmark FD-4 Trinity Infra-Steam Sauna. This 2-Person Home Sauna, measuring 48"W x 48"D x 78"H, redefines relaxation by seamlessly combining the healing power of Finnmark’s UL listed Spectrum Plus infrared heaters, a traditional 120V sauna heater, and true medical-grade Spectrum Red Light™ Therapy.

Why Choose the Trinity 3-IN-ONE?

Elevate Your Wellness Routine

  • Ultimate Sauna Fusion: Experience the benefits of Finnmark’s UL listed Spectrum Plus infrared heaters, a traditional 120V sauna heater, and true medical-grade Spectrum Red Light™ Therapy all in one sauna cabin. Elevate your wellness journey with this unique fusion.

  • No Compromises: The only sauna available that provides true UL listed infrared heaters alongside a traditional 120V sauna heater. Enjoy the best of both worlds without compromising on health benefits.

  • Effortless Setup: Powered by a standard 120V, this sauna doesn't require an electrician. Plug it into a common outlet and relish in the combined power of infrared, traditional rocks, and steam.

What's Included?

Comes With:

  • Bottom Panel
  • Top Panel
  • Back Panel
  • Front Panel
  • Left Panel
  • Right Panel
  • Glass Door
  • Bench Support
  • Bench Top
  • Heater Cable
  • Floor Cable
  • Screws
  • Power Supply Unit
  • Power Cable
  • Interior Heater Connections with Wood Cover
  • Door Handle (2 Screws)
  • Infrared Sauna Heater Panels
  • Harvia Vega Compact 1900 Sauna Heater
  • 1 Box of the Harvia AC3000 0-10cm sauna stones (29 lbs)
  • 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).
  • Medical Grade LED Red light therapy with 650nm plus color chromotherapy
  • V2 LCD Controller 5" Touchscreen with Bluetooth
  • ETL Certification

Harvia Vega Compact 1900

  • Wall-mounted design
  • Stainless Steel construction
  • 1.9kW
  • For sauna rooms from 70 to 106 cu. ft. 
  • Built-in controls
  • Ergonomic operating switches
  • Switches can be installed on the right or left side of the heater
  • Designed, engineered, and made in Finland
  • Dimensions: 11"W (279mm) x 11"D (279mm) x 21" (533mm)
  • 2-Year Warranty (Consumer use)
    •  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.


  • 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 touchscreen controller with Bluetooth audio.
  • Audio with 6" HiFi marine grade 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
  • Utilizing advanced technology, Spectrum Plus Incoloy heaters elevate your core body temperature, fostering a purer and healthier sweat that not only lowers blood pressure but also promotes heart health.
  • Crafted to emulate a traditional sauna's controlled hot climate, the natural heat emitted by Spectrum Plus heaters ensures a more bearable experience compared to extreme temperatures. This enhanced warmth penetrates deeply through sweating, surpassing the confines of muscle and fat, setting it apart from traditional or hot air saunas. Consequently, you can achieve an optimal sweat in a remarkably short time.
  • Spectrum Plus heaters excel in eliminating 17% more toxins, including cholesterol, fat-soluble toxins, toxic heavy metals, sulfuric acid, sodium, ammonia, and uric acid.
  • The Full Spectrum Sauna combines long-wave Spectrum Carbon 360 infrared panels with UL-listed short-wave Spectrum Plus™ infrared panels. This unique integration guarantees higher temperatures, complete body coverage, deeper penetration, and an overall superior sauna experience compared to alternatives.
  • Experience the natural benefits of a pain relief remedy during each infrared sauna session.
  • For athletes, this translates to accelerated muscle recovery, thanks to increased blood flow delivering concentrated oxygen to the muscles, thereby generating more energy for healing. 

Product Information


Model FD-4
External Materials Thermo-Aspen
Interior Materials Western Red Cedar
Volts 120
IR Watts 1750
Amperage 15/20
Plug Type NEMA 5-15P
Outlet Standard 120v 15a
Maximum Temperature IR 170F - Traditional 190F
Interior Dimensions 44.25"W x 45.5"D x 75.5"H
Exterior Dimensions 48"W x 48"D x 83"H
Room Volume 86 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 437 lbs
Shipping Dimensions 36"W x 80"D
Shipping Weight 485 lbs W/48 lb Pallet


 Sauna Heater: Harvia Vega Compact 1900
  • Power: 1.9kW
  • Suitable for sauna rooms from 70 to 106 cu. ft.
  • Wall-mounted stainless steel construction with built-in controls
  • Ergonomic operating switches designed and made in Finland
  • Dimensions: 11"W x 11"D x 21"H



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    Installation and Operation Manual

    Harvia Vega Heater Installation and Operation Manual

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