CRL 1/2" Closed Cell Backer Rod - 100' Roll Finish:Gray 1000 Contractors

1000 Contractors

and that a primer may be required: plastics

Federal Specification TT-S-00230C (COM-NBS) Class A

and plastics

and tilt-up panels

CRL 1/2" Closed Cell Backer Rod - 100' Roll Finish:Gray 1000 ContractorsAllows 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