Specifications
Actual Sizes: 4-1/2" x 4-1/2" x 3-1/8" Inch
Weight: 4
Heat Transmission U-Value (BTU/hr ft2 °F): .49
Thermal Resistance R-value: 2.04
Privacy: Moderate
Fire Rating: 45
Visible Light Transmission: 78%
Shading Coefficient: 85.10
Sound Transmission S.T.C. (dB): 42
Solar Heat Gain Coefficient: 74
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