ClimaGuard® Residential Glass Innovation
ClimaGuard 80/71
Cold outside, warm inside
In chilly climates like the northern U.S. and Canada where winter temperatures regularly plummet below the freezing point, low-E glass in your windows is the first line of defense. ClimaGuard 80/71 coated residential glass is designed to maximize solar heat gain and retain indoor heat. Homeowners can get the visible light they desire and the insulating power they need.
Key features:
Top performance in its class: Helps meet ENERGY STAR® requirements in all northern climate zones
Bright light: High light transmission of 80%
Helps lower heat bills: Lets in 71% of the sun's heat
Product Literature Downloads:
Product Information
Performance Data
-
Transmittance
- Visible Light 80%
- Ultraviolet 43%
- Solar Energy 62%
- Light to Solar Gain (LSG) 1.13
-
Reflectance
- Visible Light Outside 14%
- Visible Light Inside 14%
- Solar Energy Outside 21%
-
U-Value
- Winter Nighttime - Argon(90%) 0.27
- Winter Nighttime - Air 0.31
- Summer Daytime - Air 0.30
-
Heat Gain
- Relative Heat Gain (RHG) 166
- Solar Heat Gain Coefficient (SHGC) 0.71
-
Composition
- IG 3 mm/12.7 mm/3 mm - Coating on surface #3
- Outboard lite Guardian Float Clear
- Inboard lite ClimaGuard 80/71(#3)
- Calculation Standard NFRC-2010
-
Transmittance
- Visible Light 71%
- Ultraviolet 32%
- Solar Energy 49%
- Light to Solar Gain (LSG) 1.23
-
Reflectance
- Visible Light Outside 18%
- Visible Light Inside 18%
- Solar Energy Outside 24%
-
U-Value
- Winter Nighttime - Argon(90%) 0.18
- Winter Nighttime - Air 0.23
- Summer Daytime - Air 0.24
-
Heat Gain
- Relative Heat Gain (RHG) 137
- Solar Heat Gain Coefficient (SHGC) 0.58
-
Composition
- IG 3 mm/7.9 mm/3 mm/7.9 mm/3 mm - Coating on surface #2 and #5
- Outboard lite ClimaGuard 80/71(#2)
- Inboard lite Guardian Float Clear
- Inboard Lite #2 ClimaGuard 80/71(#5)
- Calculation Standard NFRC-2010
-
Transmittance
- Visible Light 71%
- Ultraviolet 32%
- Solar Energy 49%
- Light to Solar Gain (LSG) 1.23
-
Reflectance
- Visible Light Outside 18%
- Visible Light Inside 18%
- Solar Energy Outside 24%
-
U-Value
- Winter Nighttime - Argon(90%) 0.14
- Winter Nighttime - Air 0.17
- Summer Daytime - Air 0.18
-
Heat Gain
- Relative Heat Gain (RHG) 136
- Solar Heat Gain Coefficient (SHGC) 0.58
-
Composition
- IG 3 mm/12.7 mm/3 mm/12.7 mm/3 mm - Coating on surface #2 and #5
- Outboard lite ClimaGuard 80/71(#2)
- Inboard lite Guardian Float Clear
- Inboard Lite #2 ClimaGuard 80/71(#5)
- Calculation Standard NFRC-2010