Where to Find It

Triple-pane:
Heat-Smart Plus Window Systems
Loewen Windows Stenbach
Manitoba, Canada
800-563-9367
www.loewen.com

Heat Mirror:
Southwall Technologies
Palo Alto, CA
650-962-9111
www.southwall.com

Insulated:
Pozzi Windows
Bend, OR
800-547-6880
www.pozzi.com

Window Ratings:
National Fenestration Rating Council
Silver Spring, MD
301-589-1776
www.nfrc.org

Energy Star Program:
U.S. Department of Energy and U.S. Environmental Protection Agency
Washington, D.C.
888-782-7937
www.energystar.gov
Ask TOH users about Windows

Contribute to This Story Below