CRL Black 1-1/2" Open Cell Backer Rod - 100 Foot Roll Putty & Accessories UV Resistant – Will not

UV Resistant – Will not turn yellow from exposure to the sun

The possibilities are limitless

It is ideal for use in situations where joint damage has occurred

Cools to approximately 40F/22C below outside temperature

and will contaminate any untreated prime coat with which it is mixed

CRL Black 1-1/2" Open Cell Backer Rod - 100 Foot Roll Putty & Accessories UV Resistant – Will notOpen 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