CRL Black 1-1/2" Open Cell Backer Rod - 100 Foot Roll Finish:Black It is the ideal choice

It is the ideal choice for use in window and door installations

It is compatible with all of Fortifiber’s products and a wide range of building materials

It can be applied at outdoor temperatures as low as -20°F (-29°C)

submerged joints (swimming pools and aquariums)

1/2" (12 mm)

CRL Black 1-1/2" Open Cell Backer Rod - 100 Foot Roll Finish:Black It is the ideal choiceOpen 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