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East: Contractor Replacement Series

1000 Double Hung
PERFORMANCE

This window has the following performance data.

All units tested in accordance with ASTM standards; rated in accordance with International Residential Code; and witnessed by an independent NAMI accredited lab. Performance values reflect the performance of units tested with the following configuration: 3/4" IGU, 3mm glass and no grilles.

R VALUE: Restrictive ambient air flow;
U FACTOR: Rate of heat loss;
SHGC: Solar Heat Gain Coefficient;
VT: Visible Transmittance

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