Experience the best of all worlds with the Finnmark FD-4 Trinity — a premium 3-in-1 hybrid sauna that combines full-spectrum infrared heat, traditional steam sauna performance, and integrated red light therapy in one refined design.
Powered entirely by standard 120V outlets, the FD-4 Trinity delivers advanced wellness performance without the need for special wiring. The system integrates UL-listed Spectrum Plus™ infrared heaters, a Harvia Vega 1.9 kW traditional sauna heater, and dedicated medical-grade red light panels for a complete, versatile heat experience.
Enjoy fast, penetrating warmth from short-wave full-spectrum infrared technology, engineered for efficient muscle and joint heating. Complement your infrared session by pouring water over the heated Vega stones to generate authentic Finnish-style steam (löyly), creating a richer, more traditional sauna environment.
Unlike infrared-only models, the FD-4 Trinity allows you to alternate between — or combine — infrared heat and traditional steam, delivering greater flexibility within a compact home footprint.
Integrated red light therapy panels add another dimension to your sessions, supporting recovery-focused routines and enhancing the overall wellness atmosphere.
For homeowners seeking a plug-and-play hybrid sauna with infrared, steam, and red light therapy, the Finnmark FD-4 Trinity delivers premium performance, versatility, and modern design in one powerful system.