TESLI ECO Solid Basswood Bench Board | Lumber – Cost-Effective and Comfortable Sauna Seating

The TESLI ECO Solid Basswood Bench Board | Lumber is an ideal choice for building sauna benches, steam room seating, and relaxation area surfaces. Crafted from solid basswood, this board provides a balance of natural beauty, heat safety, and affordability—making it perfect for both residential and commercial wellness projects.

Known for its low thermal conductivity, basswood remains cool to the touch even in high-temperature environments. The ECO grade features tight, live knots and natural color variation, offering a rustic charm and authentic look. Each board is planed and sanded for a smooth finish and ready-to-install convenience.

Key Features:

• Quality Material: Solid basswood with low thermal conductivity, ensuring a safe and comfortable seating surface
• Dimensions: 90 mm (3 9/16″) wide x 24 mm (15/16″) thick; lengths from 1,900 mm to 2,600 mm (6’3″ to 8’6″)
• ECO Grade Quality: Entry-level grade with natural color variation and live knots up to 25 mm (1″), kiln-dried to 8–12% moisture content
• Smooth Finish: Pre-planed and sanded, requiring no additional surface finishing
• Sap-Free: All boards are sap-free, minimizing maintenance and maximizing visual cleanliness

The TESLI ECO sauna bench board is a smart solution for those seeking dependable quality with a more rustic, natural appearance. Now available for sale in the United States and Canada. Use our DIY sauna kit calculator to determine the exact materials needed for your custom sauna build.