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.27 Window

Performance is the mother of innovation.

The .27 Window applies world-class engineering and advanced material science to create a new standard for performance.

This residential window provides an economical way to get a U-factor of 0.27 – which is required to meet Energy Star 6.0 in the Northern zone. 

Designed for Residential DP50 rating, the .27 Window is available in multiple styles, including single hung, double hung, single slider, double slider and picture window.

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