low-e-glass

Low E glass

What is Low E glass?

Low E glass meaning Low-emission glass reflects up to 90% of long-wave radiation, which is heat, but lets in short-wave radiation, which is light. Windows are glazed with a coating that bonds a microscopic, transparent, metallic substance to the inside surface of the double-pane or triple-pane windows.

 

reference: Glossary – U.S. Energy Information Administration (EIA)

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