Spruce and thermally modified spruce sauna wood: the most affordable way to panel a sauna, plus thermo-spruce bench boards.

Not sure what you need? Our sauna accessories guide covers buckets, stones, lights, wood care and more.

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Spruce 1×4 Tongue and Groove Sauna Wood | STS4 Nickel Gap | 2 to 14 ft

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Price range: $1.57 through $21.98
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PROSAUNAS Spruce 1 x 4 sauna wood, tongue and groove wall and ceiling paneling. Lengths 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14 ft plus a 1 ft sample. One freight charge per order; free freight on $6,000+ of sauna wood.

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Thermo-Spruce 1×4 Tongue and Groove Sauna Wood | STS4 Nickel Gap | 2 to 10 ft

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Price range: $2.77 through $27.70
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PROSAUNAS Thermo-Spruce 1 x 4 sauna wood, tongue and groove wall and ceiling paneling. Lengths 2, 3, 4, 5, 7, 8, 10 ft plus a 1 ft sample. One freight charge per order; free freight on $6,000+ of sauna wood.

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Thermo-Spruce 2×4 Sauna Bench Wood | Smooth 4 Sides Eased Edges | 2 to 10 ft

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Price range: $4.56 through $45.60
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PROSAUNAS Thermo-Spruce 2 x 4 sauna wood, bench and backrest boards. Lengths 2, 3, 4, 5, 8, 10 ft plus a 1 ft sample. One freight charge per order; free freight on $6,000+ of sauna wood.

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This product has multiple variants. The options may be chosen on the product page

Thermo-Spruce 2×6 Sauna Bench Wood | Smooth 4 Sides Eased Edges | 2 to 10 ft

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Price range: $6.91 through $69.10
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PROSAUNAS Thermo-Spruce 2 x 6 sauna wood, bench and backrest boards. Lengths 2, 3, 4, 5, 8, 10 ft plus a 1 ft sample. One freight charge per order; free freight on $6,000+ of sauna wood.

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This product has multiple variants. The options may be chosen on the product page