CRL Black 2" Open Cell Backer Rod - 102' Finish:Black Technical Data It meets or
Description
Technical Data It meets or exceeds the following specification standards: Federal Specifications TT-S-001543A (COM-NBS) Class A for silicone building sealants
Dow Corning®: 799 Silicone Contractors Weatherproofing
CRL RTV408 seals curtainwall joints
It is supplied in a non-sag consistency which will gun easily with conventional caulking equipment
It conforms to ASTM C920 Type S
CRL Black 2" Open Cell Backer Rod - 102' Finish:Black Technical Data It meets orOpen Cell, No Skin, Non Gassing Rod is Compatible With All Cold Applied Sealants Controls Depth of Sealant and Acts as a Bond Breaker Soft, Compresses Easily CRL Open Cell Backer Rod is a soft, round, and easily compressible open cell polyurethane foam. Open Cell Backer Rod is not adversely affected by dynamic joint movement, and its inherent flexibility applies itself to joint variations very easily. It is ideal for use in situations where joint
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