LoĒ Performance Statistics

Ordinary Glass

Single Pane
IG Type
and Coating
Clear
Tinted
    Visible light
    Trans-
    mittance
  • 90%
  • 68%
    External
    Reflectance
  • 8%
  • 7%
    Internal
    Reflectance
  • 8%
  • 7%
    Fade Transmission
    UV
  • 0.71
  • 0.38
    ISO
  • 0.84
  • 0.58
    SOLAR
    HEAT GAIN
    COEFFICIENT
  • 0.86
  • 0.73
    U-FACTOR
    IP
  • 1.04
  • 1.04
    SI
  • 5.91
  • 5.91
3/4" Double Pane
IG Type
and Coating
Clear/Clear
Tinted/Clear
Clear/Pyro Low-E #3
    Visible light
    Trans-
    mittance
  • 82%
  • 61%
  • 76%
    External
    Reflectance
  • 15%
  • 10%
  • 17%
    Internal
    Reflectance
  • 15%
  • 14%
  • 17%
    Fade Transmission
    UV
  • 0.58
  • 0.32
  • 0.50
    ISO
  • 0.75
  • 0.52
  • 0.68
    SOLAR
    HEAT GAIN
    COEFFICIENT
  • 0.78
  • 0.63
  • 0.72
    U-FACTOR:IPSI
    Air
    Fill
  • 2.73
  • 2.73
  • 1.93
  • 0.48
  • 0.48
  • 0.34
    Argon
    Fill
  • --
  • --
  • 1.70
  • --
  • --
  • 0.30

With LoĒ Coatings

3/4" 2 Pane LoĒ
IG Type
and Coating
Clear/LoĒ-180 #3
LoĒ²-272 #2/Clear
LoĒ²-270 #2/Clear
LoĒ³-366 #2/Clear
LoĒ³-340 #2/Clear
    Visible light
    Trans-
    mittance
  • 79%
  • 72%
  • 70%
  • 65%
  • 39%
    External
    Reflectance
  • 15%
  • 11%
  • 12%
  • 11%
  • 13%
    Internal
    Reflectance
  • 15%
  • 12%
  • 13%
  • 12%
  • 16%
    Fade Transmission
    UV
  • 0.28
  • 0.16
  • 0.14
  • 0.05
  • 0.02
    ISO
  • 0.62
  • 0.55
  • 0.53
  • 0.43
  • 0.27
    SOLAR
    HEAT GAIN
    COEFFICIENT
  • 0.68
  • 0.41
  • 0.37
  • 0.27
  • 0.18
    U-FACTOR:IPSI
    Air
    Fill
  • 1.76
  • 1.70
  • 1.70
  • 1.65
  • 1.65
  • 0.31
  • 0.30
  • 0.30
  • 0.29
  • 0.29
    Argon
    Fill
  • 1.48
  • 1.42
  • 1.42
  • 1.36
  • 1.36
  • 0.26
  • 0.25
  • 0.25
  • 0.24
  • 0.25
3/4" 2 Pane LoĒ + i89
IG Type
and Coating
LoĒ -180 #2/i89 #4
LoĒ²-272 #2/i89 #4
LoĒ²-270 #2/i89 #4
LoĒ³-366 #2/i89 #4
LoĒ³-340 #2/i89 #4
    Visible light
    Trans-
    mittance
  • 77%
  • 70%
  • 69%
  • 63%
  • 38%
    External
    Reflectance
  • 15%
  • 11%
  • 12%
  • 11%
  • 15%
    Internal
    Reflectance
  • 14%
  • 11%
  • 12%
  • 11%
  • 15%
    Fade Transmission
    UV
  • 0.27
  • 0.16
  • 0.14
  • 0.05
  • 0.02
    ISO
  • 0.61
  • 0.53
  • 0.51
  • 0.41
  • 0.26
    SOLAR
    HEAT GAIN
    COEFFICIENT
  • 0.62
  • 0.41
  • 0.36
  • 0.27
  • 0.17
    U-FACTOR:IPSI
    Air
    Fill
  • 1.36
  • 1.31
  • 1.31
  • 1.31
  • 1.31
  • 0.24
  • 0.23
  • 0.23
  • 0.23
  • 0.23
    Argon
    Fill
  • 1.19
  • 1.14
  • 1.14
  • 1.14
  • 1.14
  • 0.21
  • 0.20
  • 0.20
  • 0.20
  • 0.20

Triple Pane With LoĒ Coatings

7/8" 3 Pane w/2 LoĒ
IG Type
and Coating
LoĒ-180 #2/Clear/Ē180 #5
LoĒ²-272 #2/Clear/Ē180 #5
LoĒ²-270 #2/Clear/Ē180 #5
LoĒ³-366 #2/Clear/Ē180 #5
LoĒ³-340 #2/Clear/Ē180 #5
    Visible light
    Trans-
    mittance
  • 70%
  • 63%
  • 62%
  • 57%
  • 34%
    External
    Reflectance
  • 20%
  • 15%
  • 16%
  • 14%
  • 15%
    Internal
    Reflectance
  • 20%
  • 18%
  • 19%
  • 18%
  • 21%
    Fade Transmission
    UV
  • 0.13
  • 0.08
  • 0.07
  • 0.02
  • 0.01
    ISO
  • 0.50
  • 0.44
  • 0.43
  • 0.36
  • 0.22
    SOLAR
    HEAT GAIN
    COEFFICIENT
  • 0.56
  • 0.37
  • 0.33
  • 0.25
  • 0.16
    U-FACTOR:IPSI
    Air
    Fill
  • 1.48
  • 1.42
  • 1.42
  • 1.42
  • 1.42
  • 0.26
  • 0.25
  • 0.25
  • 0.25
  • 0.25
    Argon
    Fill
  • 1.14
  • 1.14
  • 1.14
  • 1.14
  • 1.14
  • 0.20
  • 0.20
  • 0.20
  • 0.20
  • 0.20
1 1/8" 3 Pane w/2 LoĒ
IG Type
and Coating
LoĒ-180 #2/Clear/Ē180 #5
LoĒ²-272 #2/Clear/Ē180 #5
LoĒ²-270 #2/Clear/Ē180 #5
LoĒ³-366 #2/Clear/Ē180 #5
LoĒ³-340 #2/Clear/Ē180 #5
    Visible light
    Trans-
    mittance
  • 70%
  • 63%
  • 62%
  • 57%
  • 34%
    External
    Reflectance
  • 20%
  • 15%
  • 16%
  • 14%
  • 15%
    Internal
    Reflectance
  • 20%
  • 18%
  • 19%
  • 18%
  • 21%
    Fade Transmission
    UV
  • 0.13
  • 0.08
  • 0.07
  • 0.02
  • 0.01
    ISO
  • 0.50
  • 0.44
  • 0.43
  • 0.36
  • 0.22
    SOLAR
    HEAT GAIN
    COEFFICIENT
  • 0.56
  • 0.37
  • 0.33
  • 0.25
  • 0.16
    U-FACTOR:IPSI
    Air
    Fill
  • 1.08
  • 1.08
  • 1.08
  • 1.08
  • 1.08
  • 0.19
  • 0.19
  • 0.19
  • 0.19
  • 0.19
    Argon
    Fill
  • 0.85
  • 0.85
  • 0.85
  • 0.85
  • 0.85
  • 0.15
  • 0.15
  • 0.15
  • 0.15
  • 0.15
1 3/8" 3 Pane w/2 LoĒ
IG Type
and Coating
LoĒ-180 #2/Clear/Ē180 #5
LoĒ²-272 #2/Clear/Ē180 #5
LoĒ²-270 #2/Clear/Ē180 #5
LoĒ³-366 #2/Clear/Ē180 #5
LoĒ³-340 #2/Clear/Ē180 #5
    Visible light
    Trans-
    mittance
  • 70%
  • 63%
  • 62%
  • 57%
  • 34%
    External
    Reflectance
  • 20%
  • 15%
  • 16%
  • 14%
  • 15%
    Internal
    Reflectance
  • 20%
  • 18%
  • 19%
  • 18%
  • 21%
    Fade Transmission
    UV
  • 0.13
  • 0.08
  • 0.07
  • 0.02
  • 0.01
    ISO
  • 0.50
  • 0.44
  • 0.43
  • 0.36
  • 0.22
    SOLAR
    HEAT GAIN
    COEFFICIENT
  • 0.56
  • 0.37
  • 0.33
  • 0.25
  • 0.16
    U-FACTOR:IPSI
    Air
    Fill
  • 0.97
  • 0.91
  • 0.91
  • 0.91
  • 0.91
  • 0.17
  • 0.16
  • 0.16
  • 0.16
  • 0.16
    Argon
    Fill
  • 0.74
  • 0.74
  • 0.74
  • 0.74
  • 0.74
  • 0.13
  • 0.13
  • 0.13
  • 0.13
  • 0.13
1 3/8" 3 Pane w/2 LoĒ + i89
IG Type
and Coating
LoĒ-180 #2/Ē180 #4/i89 #6
LoĒ²-272 #2/Ē180 #4/i89 #6
LoĒ²-270 #2/Ē180 #4/i89 #6
LoĒ³-366 #2/Ē180 #4/i89 #6
LoĒ³-340 #2/Ē180 #4/i89 #6
    Visible light
    Trans-
    mittance
  • 68%
  • 62%
  • 60%
  • 56%
  • 33%
    External
    Reflectance
  • 21%
  • 15%
  • 16%
  • 14%
  • 15%
    Internal
    Reflectance
  • 19%
  • 16%
  • 17%
  • 16%
  • 19%
    Fade Transmission
    UV
  • 0.13
  • 0.08
  • 0.07
  • 0.02
  • 0.01
    ISO
  • 0.49
  • 0.43
  • 0.42
  • 0.35
  • 0.22
    SOLAR
    HEAT GAIN
    COEFFICIENT
  • 0.53
  • 0.36
  • 0.32
  • 0.24
  • 0.15
    U-FACTOR:IPSI
    Air
    Fill
  • 0.79
  • 0.79
  • 0.79
  • 0.79
  • 0.79
  • 0.14
  • 0.14
  • 0.14
  • 0.14
  • 0.14
    Argon
    Fill
  • 0.68
  • 0.62
  • 0.62
  • 0.62
  • 0.62
  • 0.12
  • 0.11
  • 0.11
  • 0.11
  • 0.11