CRL 1" Closed Cell Backer Rod - 550' Case Silicone Sealants and heel bead applications

and heel bead applications

Recommended for dual seal units only with Polyisobutylene (PIB) Tape as the primary seal

Dow Corning Corporation

Recommended for bonding plywood

lead coated surfaces

CRL 1" Closed Cell Backer Rod - 550' Case Silicone Sealants and heel bead applicationsAllows 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