ThermaSol Fortis Sauna Cabin

The ThermaSol Fortis Sauna Cabin delivers strength, style, and year-round comfort in a modern, enclosed outdoor sauna. Designed for 3–4 people, Fortis features a sleek eave-style roofline, dark grey glass front, and a clean, minimal profile that fits beautifully into any outdoor space.

Inside, thermally modified brushed wood walls and aspen benches create a warm, welcoming environment. RGB LED color therapy lighting sets the mood at the touch of a button, while multi-layer insulation and a durable roof ensure energy-efficient performance in any climate. A powerful 9kW Virta heater comes standard, with digital controls and optional Wi-Fi for added convenience.