Features
Finnmark FD-4 Trinity Infrared & Steam Sauna Combo
- 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.
Harvia Vega Compact 1900
- Wall-mounted design
- Stainless Steel construction
- 1.9kW
- For sauna rooms from 70 to 106 cu. ft.
- Requires a minimum of 29 lbs of sauna stones (1 Box-AC3000)
- 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)
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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
| Finnmark FD-4 Trinity Infrared & Steam Specifications |
| 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 170°F - Traditional 190°F |
| 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 |
80"W x 40"D x 58"H |
| Shipping Weight |
618 lbs |
| Vega Compact 1900 Specifications |
| Model |
Vega Compact 1900 |
| Kilowatt Rating (KW) |
1.9 kW |
| Primary Fuel |
Electric |
| Minimum Adjusted Cubic Feet |
70 |
| Maximum Adjusted Cubic Feet |
106 |
| Voltage |
120V |
| Phase |
1PH |
| Nominal Amps |
15.9 Amps |
| Heater Weight |
15.4 lbs |
| Shipping Weight with Sauna Stones |
59.4 lbs |
| Width In Inches |
11" (279mm) |
| Depth In Inches |
11" (279mm) |
| Height In Inches |
21" (533mm) |
Includes
- 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)
- Spectrum LED Near Infrared Ceiling Lights Combined with Medical-Grade Spectrum Red Light Therapy
- Controller 2.0, Built-In LCD Wi-Fi Touchscreen Control Panel with Bluetooth Audio
- ETL Certification
- Limited Warranty
Manual
Description
Finnmark FD-4 Trinity Infrared & Steam Sauna Combo
The Finnmark FD-4 Trinity redefines home wellness by combining three powerful therapies in one premium sauna: full-spectrum infrared heat, traditional steam, and medical-grade red light therapy. Instead of choosing between different sauna experiences, you can enjoy deep-penetrating infrared heat, authentic high-temperature steam, or both together while benefiting from integrated red light therapy.
Designed with low EMF, UL-listed infrared heaters, and a premium cedar interior, the FD-4 Trinity delivers exceptional versatility for detoxification, muscle recovery, pain relief, skin health, relaxation, and overall wellness, all in a single, space-saving unit. From post-workout recovery and stress relief to enhanced skin health, the FD-4 Trinity adapts to your personal wellness goals.
The FD-4 Trinity combines premium craftsmanship with professional-grade wellness technologies, creating a luxurious home sauna experience that supports lasting health and relaxation.
How the FD-4 Combines Three Sauna Technologies
The Finnmark FD-4 Trinity infrared & steam sauna is a true 3-in-1 sauna that combines a full spectrum infrared sauna, steam sauna, and red light therapy sauna into one premium wellness system. This innovative Trinity infrared sauna lets you enjoy each therapy independently or together, making it one of the most versatile home sauna solutions available.
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Full spectrum infrared sauna: UL-listed Spectrum Plus infrared heaters deliver deep-penetrating heat to support detoxification, muscle recovery, pain relief, improved circulation, and other infrared sauna benefits.
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Steam sauna: The built-in 1.9kW steam sauna heater with genuine sauna stones creates authentic Finnish steam and reaches temperatures up to 190°F for a traditional sauna experience.
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Red light therapy sauna: Medical-grade Spectrum Red Light™ Therapy helps stimulate collagen production, improve skin health, reduce inflammation, and support faster recovery.
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Flexible operation: Use the full spectrum infrared sauna, steam sauna, or red light therapy sauna individually, or combine them for a fully customized wellness session.
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One complete wellness solution: Whether your goal is relaxation, recovery, detoxification, or healthier skin, the Finnmark FD-4 Trinity delivers the benefits of three advanced therapies in one premium home sauna.
Infrared and Steam Heating Systems Explained
What sets this Finnmark FD-4 infrared sauna apart is its incorporation of the industry's only UL-listed infrared heaters validated through exhaustive Underwriter Laboratories testing protocols. These specialized short-wave far-infrared heaters don't merely warm your skin — they penetrate deeply into muscle tissue and joints, creating sweat 25 times more profusely than ordinary carbon panel heaters. The result is enhanced detoxification and therapeutic impact during each wellness session.
The brilliance of the Trinity design becomes apparent when you discover the traditional 1.9kW steam sauna heater functionality. Pour water over genuine sauna rocks to generate authentic Finnish steam, pushing cabin temperatures to an impressive 190°F, or select infrared-only operation at 170°F for gentler penetrating warmth. This flexibility means total control over your experience.
Yearning for the vigorous, moisture-rich environment of classic steam bathing? Activate the steam heater. Seeking the comfortable, deep-warming qualities of infrared technology? Engage only the infrared heaters. Desire the synergistic benefits of simultaneous operation? The Trinity makes it effortless.
How Red Light Therapy Enhances Recovery
The inclusion of authentic medical-grade Spectrum Red Light™ therapy elevates this red light therapy sauna to professional wellness standards. This scientifically proven phototherapy technology employs specific low-level light wavelengths that penetrate beneath the skin's surface to activate collagen synthesis and protein production throughout dermal layers.
The therapeutic potential of this integration is genuinely remarkable. Red light therapy visibly improves skin quality and appearance, softens wrinkles and aging lines, accelerates tissue repair, reduces systemic inflammation, and enhances post-exercise muscle restoration.
When these benefits merge with the purifying power of infrared and steam heat, you receive a holistic wellness protocol that nurtures health from both inside and outside simultaneously.
Premium Materials & Certified Safety Standards
The Finnmark FD-4 Trinity is built with premium materials and engineered to meet high safety standards, giving you peace of mind every time you use it.
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UL-listed infrared heaters: The FD-4 features UL-listed Spectrum Plus infrared heaters that have undergone rigorous safety testing by Underwriters Laboratories for reliable residential use.
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Low EMF design: As a low EMF sauna, the FD-4 is designed to minimize electromagnetic field exposure while delivering powerful infrared performance.
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Premium cedar interior: The cabin is crafted from antimicrobial cedar wood, which naturally resists mold, bacteria, and fungi while providing durability and a pleasant aroma.
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Quality-built components: From the infrared heaters to the steam sauna heater, every major component is designed for dependable performance and long-lasting use.
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Built for everyday wellness: Combining certified safety features with premium craftsmanship, the FD-4 Trinity provides a reliable and comfortable home sauna experience for years to come.
How the FD-4 Supports Recovery, Relaxation & Skin Health
The Finnmark FD-4 Trinity combines the proven infrared sauna benefits, steam sauna benefits, and red light therapy into one system, helping support recovery, relaxation, detoxification, cardiovascular wellness, and healthier-looking skin.
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Deep detoxification: The advanced Spectrum Plus infrared heaters raise your core body temperature to produce a deeper, more effective sweat that helps support the body's natural detoxification process.
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Muscle recovery and pain relief: The penetrating warmth of infrared heat promotes muscle recovery, eases joint discomfort, enhances circulation, and helps your body recover more quickly after exercise.
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Relaxation and stress relief: Choose soothing infrared warmth or a traditional steam sauna session to relax both your body and mind after a long day.
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Skin health support: The integrated red light therapy sauna promotes collagen production and skin rejuvenation, while the steam sauna helps open pores and cleanse the skin.
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Cardiovascular support: Regular infrared sauna sessions may help improve circulation and support healthy blood pressure as your body responds to gentle, deep-penetrating heat.
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Authentic steam sauna benefits: The traditional steam heater creates high heat and humidity that support respiratory comfort, promote sweating, and deliver a classic Finnish sauna experience.
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Efficient full-spectrum heating: Unlike conventional heaters, the FD-4's full spectrum infrared sauna delivers deep, targeted heat for effective warming without requiring excessively high temperatures.
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A complete wellness routine: Whether your goal is recovery, relaxation, healthier skin, or everyday wellness, the Finnmark FD-4 Trinity provides three complementary therapies in one premium home sauna.
What Makes the FD-4 Different?
The Finnmark FD-4 Trinity stands apart from traditional home saunas by combining multiple wellness technologies into a single premium system, giving you greater flexibility and more therapeutic benefits in every session.
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True 3-in-1 design: Combines a full spectrum infrared sauna, steam sauna, and red light therapy sauna in one unit.
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Exclusive technology combination: One of the few home saunas to integrate UL-listed Spectrum Plus infrared heaters, a traditional steam sauna heater, and medical-grade Spectrum Red Light™ Therapy.
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Personalized wellness experience: Use infrared heat, steam, or red light therapy independently, or combine them to create a session tailored to your wellness goals.
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Supports multiple wellness needs: Designed to help with detoxification, muscle recovery, pain relief, relaxation, cardiovascular wellness, and skin health.
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Premium safety and craftsmanship: Features UL-listed infrared heaters, a low EMF design, and an antimicrobial cedar interior for dependable performance and long-term durability.
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Versatile home wellness solution: Whether you're looking for a premium infrared sauna, an authentic steam sauna, or a complete recovery and relaxation system, the Finnmark FD-4 Trinity delivers all three in one space-saving unit.
FD-4 Trinity vs. Standard Infrared Sauna
| Feature |
FD-4 Trinity |
Standard Infrared Sauna |
| Infrared Technology |
✔ Full-spectrum UL-listed infrared heaters |
✔ Carbon panel heaters |
| Steam Sauna |
✔ Integrated traditional steam sauna |
✘ Not available |
| Red Light Therapy |
✔ Medical-grade Spectrum Red Light™ Therapy |
✘ Not available |
FAQS
What makes the Finnmark FD-4 Trinity infrared & steam sauna combo unique?
The FD-4 Trinity represents the market's only sauna successfully uniting three distinct therapeutic systems: UL-listed Spectrum Plus infrared heaters, a traditional 120V steam sauna heater, and genuine medical-grade Spectrum Red Light™ Therapy housed within one integrated cabin. This revolutionary 3-in-1 platform grants access to infrared warmth, authentic Finnish steam bathing, and red light therapy benefits simultaneously without any compromise.
How hot does the Finnmark FD-4 sauna get?
The FD-4 generates maximum temperatures of 170°F when operating in infrared mode and peaks at 190°F during steam sauna operation. This versatile dual-temperature range permits total session personalization aligned with your immediate preferences and specific wellness targets.
What materials are used in the Finnmark FD-4 sauna?
The cabin's interior construction employs antimicrobial cedar timber that naturally prevents mold, bacterial colonization, and fungal growth while sustaining a pristine, aromatic environment.
The traditional steam heater features authentic sauna stones that produce genuine Finnish steam when water is applied to their heated surfaces.
Does the Finnmark FD-4 sauna include a control system?
The FD-4 incorporates dedicated controls allowing independent or simultaneous operation of both the infrared heaters and the traditional 1.9kW steam sauna heater. This control flexibility allows you to configure sessions using infrared technology alone, steam generation exclusively, or merging both systems together for the ultimate therapeutic experience.
Is the Finnmark FD-4 sauna safe regarding EMF exposure?
Yes, the FD-4 carries certification as a low emf sauna, specifically designed to substantially reduce electromagnetic field exposure throughout all usage.
Every infrared heater component is UL-listed, meaning each has successfully passed comprehensive testing from Underwriter Laboratories to fulfill the most demanding residential safety criteria available.
What health benefits can I expect from the Finnmark FD-4 Trinity Sauna?
The FD-4 delivers multifaceted wellness improvements, including exceptional detoxification capabilities (extracting more harmful substances than conventional saunas), natural pain relief, lowered blood pressure readings, strengthened cardiovascular health, and expedited muscle recovery timelines.
With medical-grade red light therapy, this system helps boost collagen, smooth skin texture, accelerate recovery, and calm irritation, while the steam function offers penetrating heat to cleanse pores and support respiratory wellness.
How big is the Finnmark FD-4 sauna, and who can use it?
The FD-4 Finnmark sauna presents a purposefully sized design accommodating individual wellness practices with generous space to comfortably experience all three integrated therapeutic modalities. The cabin dimensions provide ample room for users to fully enjoy infrared heat exposure, steam bathing sessions, and red light therapy treatments without spatial constraints.
How durable is the Finnmark FD-4 Trinity infrared & steam sauna combo?
The FD-4 demonstrates exceptional longevity through its antimicrobial cedar interior construction that actively resists moisture-related deterioration, mold formation, and bacterial accumulation.
The synergy of superior-grade materials and UL-listed components ensures the sauna maintains flawless structural integrity and reliable performance across many years of frequent operation, utilizing both infrared and steam capabilities. The Finnmark FD-4 Trinity Infra Steam Sauna is engineered for long-term reliability, making it a durable choice for homeowners seeking a premium infrared and steam sauna combo.
What additional features does the Finnmark FD-4 sauna include?
In addition to its integrated 3-in-1 system, the FD-4 includes a powerful steam heater with real sauna stones for classic steam sessions, certified short-wave infrared heaters for deeper sweating compared to standard panels, and professional-grade Spectrum Red Light™ therapy.
The strategically positioned infrared heaters deliver comprehensive therapeutic coverage and function independently or cooperatively with the steam heater, creating a fully personalized wellness experience tailored to your exact requirements.
What is a 3-in-1 sauna like the FD-4 Trinity?
A 3-in-1 sauna like the FD-4 Trinity brings together full-spectrum infrared heat, traditional steam, and medical-grade red light therapy, giving you the flexibility to use one or all three therapies.
Can I use infrared and steam sauna together in the FD-4 Trinity?
Yes. The FD-4 Trinity lets you operate the infrared heaters and steam heater independently or simultaneously for a customized sauna experience. This infrared and steam sauna combo gives you the flexibility to enjoy deep infrared heat, authentic steam, or both together in a single session.
Is the FD-4 Trinity a low EMF sauna?
Yes. The FD-4 Trinity is designed as a low EMF sauna and features UL-listed Spectrum Plus infrared heaters for enhanced safety and performance.
What size room is required for the FD-4 sauna?
The FD-4 should be installed in a well-ventilated indoor space with enough room for the sauna's dimensions and adequate clearance for safe installation and maintenance.
Is the FD-4 suitable for daily use?
Yes. The FD-4 Trinity is designed for regular home use, making it suitable for daily wellness, recovery, and relaxation sessions when used according to the manufacturer's guidelines.
What makes the FD-4 different from a standard infrared sauna?
Unlike a standard infrared sauna, the FD-4 Trinity combines full-spectrum infrared heat, a traditional steam sauna, and medical-grade red light therapy in one premium system, offering greater versatility and more comprehensive wellness benefits.
