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ClimaGuard Downloads:
ClimaGuard 80/70 Data Sheet
ClimaGuard 80/70 Data Sheet-French
ClimaGuard 71/38 Data Sheet
ClimaGuard 70/36 Data Sheet
ClimaGuard 63/31 Data Sheet
ClimaGuard 62/27 Data Sheet
ClimaGuard 55/27 Data Sheet
ClimaGuard IS Data Sheet
ClimaGuard LamiGlass Data Sheet
ClimaGuard Privacy Data Sheet
N. American Glass Products Brochure

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Industry Links
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Energy Star® Windows is a partnership/program between the U.S. Department of Energy and manufacturers of windows, doors and skylights designed to help consumers identify energy efficient products.

The Efficient Windows Collaborative
(EWC) is a coalition of window, door, skylight, component manufacturers, research organizations, federal, state and local agencies, and others interested in expanding the market for high-efficiency fenestration products.

The National Fenestration Rating Council
(NFRC) administers a voluntary window rating/labeling program to produce window ratings that can be directly compared due to identical evaluation procedures.

IGMA is the trade association representing the interests of the Insulating Glass industry worldwide. The focus is on developing and advancing new technologies in the manufacture of insulating glass units through development of codes and standards, topic industry publications, education, product certification and leading edge research.

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For more information about ClimaGuard glass products in North America Call us at:


ClimaGuard 63/31

Energy savings anywhere

ClimaGuard® 63/31 residential window glass from Guardian provides balanced high performance for increased comfort and energy savings anywhere in the U.S.A. We’ve lowered the U-factor to provide superior insulating performance during cold nights and lowered the solar heat gain coefficient to provide relief from the intense heat of the sun. This combination reduces heating and cooling costs.

ClimaGuard 63/31 residential window glass also:

     ●  Helps meet ENERGY STAR® standards in all United States zones.*
     ●  Helps windows qualify for $1,500 tax credit in the 2009 American Recovery &
         Reinvestment Act.
     ●  Delivers clear, crisp views.
     ●  Brightens homes with 63 percent of the sun’s visible light.

       *In a broad selection of representative windows. Criteria is based upon total window performance 
          to which glass performance is a contributor.

Better design to build better windows

Guardian’s glass scientists and engineers designed ClimaGuard 63/31 residential glass to have the characteristics window manufacturers and homeowners need. With all these features and benefits, there’s really no reason to use a triple silver low-E product.

Neutral and attractive

     ●  Optimized for excellent performance: Tvis = 63%, U-factor = 0.24 (argon),
         SHGC = 0.31
     ●  Easy to fabricate and available from all Guardian U.S. coating facilities
     ●  Proven Guardian dual-silver mechanical and chemical durability
     ●  No edge deletion required

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Guardian Global Headquarters
2300 Harmon Rd.
Auburn Hills, MI  48326
248.340.9988 (fax)

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