CRL Black 1-1/2" Open Cell Backer Rod - 200 Foot Roll Sealant Accessories Application in poorly ventilated areas

Application in poorly ventilated areas which are not exposed to UV light may lead to yellowing this can also occur when in contact with chemical fumes as surfactants

Chinese specification GB 16776 for structural glazing

Dries Tack Free in 30 Minutes

fiberglass

CRL Black 1-1/2" Open Cell Backer Rod - 200 Foot Roll Sealant Accessories Application in poorly ventilated areasOpen 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