Energy Data

This tool provides some of the most common options on windows and doors and related NFRC values. For more information about the energy efficiency of specific products and options, please contact your local Marvin sales representative.

See Energy Efficient Windows and Doors for further information on this topic.

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Happy Birthday to Cyrus L. W. Eidlitz, one of the most influential U.S. architec...

Happy Birthday to Cyrus L. W. Eidlitz, one of the most influential U.S. architects of the 19th century. Best know for his design of the One Times Square building, Eidlitz continues to inspire ...