CRL Black 1-1/8" Open Cell Backer Rod - 100 Foot Roll Silicone Sealants It will seal curtainwall joints

It will seal curtainwall joints

and sealing properties are required

and as a bedding for marine hardware

Tremco®: Proglaze® SSG

CRL Black 1-1/8" Open Cell Backer Rod - 100 Foot Roll Silicone Sealants It will seal curtainwall jointsOpen 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