CRL 1" Closed Cell Backer Rod - 550' Case Finish:Gray Check label and Specification Data

Check label and Specification Data Sheet for additional limitations

Cured sealant will perform at cold temperatures down to -80°F (-62°C) or at high temperatures up to 350°F (177°C)

curtainwalls

Conforms to ASTM C920 Type S

CRL 1" Closed Cell Backer Rod - 550' Case Finish:Gray Check label and Specification DataAllows Easy Control of Sealant Application Thickness Won't Adhere to Sealants; No Bond Breaker Needed Compatible with All Cold Applied Sealants CRL Closed Cell Backer Rod is a round, flexible, closed cell polyethylene foam with an exterior "skin" used as a backing and thickness control device for elastomeric and other cold applied sealants. The Backer Rod becomes an integral part of the joint into which it is installed, and therefore is available in a