Why choose Thermo-Magnolia?
- Wide modern profile: 6.4-inch face coverage creates fewer seams and a calm, architectural look.
- Thermally modified: Heat and steam improve dimensional stability without added chemicals.
- Comfortable surface: Low thermal conductivity keeps the wood pleasant to the touch.
- Hidden fastening: The tongue-and-groove STS10 profile supports a clean installation.
- Suitable for sauna interiors: Use on walls and ceilings in residential or commercial sauna rooms.
Key specifications
- Nominal size
- 1×7
- Actual size
- 0.59 × 6.7 inches
- Face coverage
- 6.4 inches
- Profile
- STS10 shadow-line tongue and groove
- Finish
- Smooth, unoiled
- Bundle
- 6 boards per bundle
- Available lengths
- 4.9 to 9.8 linear feet
Installation guidance
Install over straight, dry furring or framing with appropriate ventilation behind the paneling. Acclimate the material before installation and follow Thermory’s current interior installation guidance. Use sauna-safe fasteners through the concealed fastening edge.
Not sure how much to order? Send us your wall and ceiling dimensions and we can help calculate board quantities.
Planning guides: Choosing sauna wood · Sauna vapor barrier guide

Prebuilt
Sauna Brushes
Vents