CRL 1-1/4" Closed Cell Backer Rod - 400' Case Putty Knives & Caulking Spatulas 10 Year Limited Warranty

10 Year Limited Warranty

CRL RTV408 Silicone is a neutral cure

and Glass to U-Channel

Oil-based paint may be applied after one week

CRL 1-1/4" Closed Cell Backer Rod - 400' Case Putty Knives & Caulking Spatulas 10 Year Limited WarrantyAllows 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