8x8x4 Cross Rib
$8.27
Actual Sizes: 7-3/4" x 7-3/4" x 3-7/8" Inch
Weight: 5.70
Heat Transmission U-Value (BTU/hr ft2 °F): .53
Thermal Resistance R-value: 1.89
Privacy: Moderate
Fire Rating: 45
Visible Light Transmission: 55%
Shading Coefficient: .65
Sound Transmission S.T.C. (dB): 39
Solar Heat Gain Coefficient: .66-.68
SGB-041 North American Design Guide 5.12.2022
SGB-007 Imperial Line
SGB-032 ProVantage Silicone Installation System EN_ES
SGB-042 Glass Block Wall Anchor, Vinyl Spacer & Silicone
SGB-021 SEVES SILICONE TDS
04 23 13 – GLASS UNIT MASONRY
SGB-002 Mortar Install System EN_ES
SGB-019 Glass Block Panel Anchor & Wire Reinforcement
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