Where to Find It:

Architect:
Will Ruhl, AIA
Boston, MA
617-268-5479
ruhlwalker.com

Design consultant:
Todd Tsiang
Newtonville, MA
617-527-8620
wanspages.prodigy.net/ttma

Windows and doors:
Andersen Corp.
Bayport, MN
888-888-7020
andersenwindows.com

For more information:
National Fenestration Rating Council (NFRC)
Silver Spring, MD
301-589-1776
nfrc.org

Energy Star Programs
U.S. Environmental Protection Agency
Washington, DC
888-782-7937
energystar.gov

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