low emissivity glass

New Energy Star Specifications

The U.S. Environmental Protection Agency released its final draft of the Version 6.0 specification for Energy Star windows and doors. Among the changes in the latest proposal is a revised implementation date, with the new standards now set to take effect January 1, 2015, instead of early 2014, as previously planned.   The draft maintains a 0.27 U-factor …

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How to read a nfrc window label

Vinyl windows are the most frequently installed replacement window in the U.S.  And fortunately for consumers all vinyl replacement windows come with a rating label that helps a person determine how efficient a window can be. How to Read/Interpret Vinyl Windows Ratings Become familiar with the components of the window label and write down the ratings appropriate …

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What is low emissivity glass and how does it benefit you?

Low emissivity (Low-E) actually low thermal emissivity is a quality of a surface that radiates, or emits, low levels of radiant thermal (heat) energy. All materials absorb, reflect and emit radiant energy.  The benefit of Low- E glass – actually low thermal emissivity – is a quality of a surface that radiates, or emits, low …

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