ClimaGuard® Residential Glass Innovation

ClimaGuard 80/71

ClimaGuard 80/71 Flyer image

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

Request 80/71 sample

Product Literature Downloads:

80/71 Flyer Climaguard® brochure

Product Information

Glass Substrates

  • Clear (2.3 - 5 mm)

Applications

  • Windows
  • Doors
  • Skylights

Manufacturing Options

  • Tempered
  • Laminated
  • Heat Strengthened
  • Annealed

Available Sizes

  • Maximum Height x Width: 100" x 144"

Recommended coating positions

  • Double glazed: #2 or #3 surface
  • Triple Glazed: #2 and/or #5 surface

Application type

  • Use: Insulating Glass Unit

Performance Data

  • TRANSMITTANCE

    1. Visible Light 80%
    2. Ultraviolet 44%
    3. Solar Energy 62%
    4. Light to Solar Gain (LSG) 1.13
  • Reflectance

    1. Visible Light Outside 14%
    2. Visible Light Inside 14%
    3. Solar Energy Outside 21%
  • U-VALUE

    1. Winter Nighttime - Argon(90%) 0.26
    2. Winter Nighttime - Air 0.31
    3. Summer Daytime - Air 0.30
  • Heat Gain

    1. Relative Heat Gain (RHG) 166
    2. Solar Heat Gain Coefficient (SHGC) 0.71
  • Composition

    1. IG 3 mm/12.7 mm/3 mm - Coating on surface #3
    2. Outboard lite Guardian Float Clear
    3. Inboard lite ClimaGuard 80/71(#3)
    4. Calculation Standard NFRC-2010
  • TRANSMITTANCE

    1. Visible Light 71%
    2. Ultraviolet 28%
    3. Solar Energy 49%
    4. Light to Solar Gain (LSG) 1.23
  • Reflectance

    1. Visible Light Outside 18%
    2. Visible Light Inside 18%
    3. Solar Energy Outside 25%
  • U-VALUE

    1. Winter Nighttime - Argon(90%) 0.18
    2. Winter Nighttime - Air 0.23
    3. Summer Daytime - Air 0.24
  • Heat Gain

    1. Relative Heat Gain (RHG) 136
    2. Solar Heat Gain Coefficient (SHGC) 0.58
  • Composition

    1. IG 3 mm/7.9 mm/3 mm/7.9 mm/3 mm - Coating on surface #2 and #5
    2. Outboard lite ClimaGuard 80/71(#2)
    3. Inboard lite Guardian Float Clear
    4. Inboard Lite #2 ClimaGuard 80/71(#5)
    5. Calculation Standard NFRC-2010
  • TRANSMITTANCE

    1. Visible Light 71%
    2. Ultraviolet 28%
    3. Solar Energy 49%
    4. Light to Solar Gain (LSG) 1.23
  • Reflectance

    1. Visible Light Outside 18%
    2. Visible Light Inside 18%
    3. Solar Energy Outside 25%
  • U-VALUE

    1. Winter Nighttime - Argon(90%) 0.14
    2. Winter Nighttime - Air 0.17
    3. Summer Daytime - Air 0.18
  • Heat Gain

    1. Relative Heat Gain (RHG) 136
    2. Solar Heat Gain Coefficient (SHGC) 0.58
  • Composition

    1. IG 3 mm/12.7 mm/3 mm/12.7 mm/3 mm - Coating on surface #2 and #5
    2. Outboard lite ClimaGuard 80/71(#2)
    3. Inboard lite Guardian Float Clear
    4. Inboard Lite #2 ClimaGuard 80/71(#5)
    5. Calculation Standard NFRC-2010