July 20, 2025•6 dk•Kavlak Ahşap
Wood Window Insulation Values and Energy Savings
Wood window thermal insulation values: Uw 0.8 W/m²K. 40% better insulation than PVC and aluminum. Energy savings calculations.
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Wood Window Insulation Values
Wood has thermal conductivity of λ = 0.13 W/mK — 1230 times better than aluminum and 23% better than PVC. Modern wood windows achieve Uw 0.8 W/m²K, meeting Passive House standards naturally.
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