TESLI ECO Basswood Tongue & Groove Sauna Board | Lumber 80 x 13 mm | 3 1/8″ x 1/2″

The TESLI ECO Basswood Tongue & Groove Sauna Board | Lumber is an excellent choice for enhancing the aesthetics and functionality of saunas, steam rooms, relaxation areas, balconies, and interior walls. Crafted from solid basswood, this paneling combines natural beauty with practical functionality, making it ideal for high-humidity environments.​

Key Features:

  • Quality Basswood Material: Sourced from solid basswood, known for its low thermal conductivity, ensuring surfaces remain comfortable to touch even in elevated temperatures.​
  • Precise Dimensions: Working width of 80 mm (3 1/8″), thickness of 13 mm (1/2″), and lengths ranging from 1,900 mm to 3,000 mm (6’3″ to 9’10”), accommodating various design requirements.​
  • Tongue & Groove Profile: Ensures a secure and seamless fit, facilitating straightforward installation and a polished finish.​
  • Comfort & Safety: The low density of basswood ensures it remains cool to the touch, even in high-temperature settings, providing a comfortable and safe environment.​
  • Naturally Aromatic: Emits a subtle, pleasant honey-like aroma, enhancing the ambiance with a soothing, natural scent.​
  • ECO Grade Quality: Represents the entry-level selection, featuring character and tight knots, which add a rustic charm to the interior.​ Each board is kiln-dried to a moisture content of 8-12%, ensuring stability and longevity.​ Live knots up to 25 mm (1″) in diameter and natural color variations are present, enhancing the authentic appearance.​
  • Sap-Free Assurance: All basswood boards are free from sap, ensuring a clean and maintenance-friendly surface.​

Incorporating the TESLI ECO Basswood Tongue & Groove Sauna Board | Lumber into your sauna or interior space offers a blend of natural aesthetics and functional design, making it a cost-effective solution for quality wood cladding. Still not sure what you need? Try our DIY sauna kit calculator to get a custom sauna kit tailored to your space.

  • Choose length and boards amount

Pay online for eligible in-stock items, or submit your order without payment. Our team will contact you to confirm availability and delivery.

One in-stock heater with eligible small accessories ships free in Canada to the closest Manitoulin terminal. Home delivery and parcel shipping are calculated separately. Remote areas or orders without verified shipping details require a quote.

Complete your sauna wood project

Add a sauna wood finish.

Match your wood and surface with an interior sauna oil or exterior finish, then plan the containers for your project.

Explore sauna wood oils
Minimum 2 coats recommendedInterior or exterior · Allow about 24 hours between coats.

Measure only the surfaces to oil and subtract doors and windows.

Choose your wood and surface.

MELDOS 264 is for compatible interior softwood. ALIS 579 is for exterior wood. Check the exact wood and its existing finish before application.

Test a small area first. Actual coverage depends on preparation and absorption; additional coats require more oil.

TESLI ECO Basswood Tongue & Groove Sauna Board | Lumber 80 x 13 mm | 3 1/8″ x 1/2″ Manuals

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