31 Jan '13, 2am

State-of-the-Art Windows Installed in Our New Home

State-of-the-Art Windows Installed in Our New Home

Another important strategy for reducing heat loss through windows is to substitute a low-conductivity gas for air in the air space. Argon is commonly used as a gas-fill, and for windows the size of ours replacing air with argon would boost the insulating performance by about 28%. For our windows, though, Alpen used a mix of 90% krypton and 10% air. This results in a 40% improvement over argon and a 79% improvement over air!

Full article: http://www2.buildinggreen.com/blogs/state-art-windows-ins...

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