CRL 1-1/4" Closed Cell Backer Rod - 100' Roll Putty & Accessories TT-S-230C (COM-NBS) Class A

TT-S-230C (COM-NBS) Class A

Sika®: SikaSil® GP

Excellent Primerless Adhesion to Metal

the sealant reacts with atmospheric moisture to produce a low-modulus

and nylon with superior strength holding power up to 3

CRL 1-1/4" Closed Cell Backer Rod - 100' Roll Putty & Accessories TT-S-230C (COM-NBS) Class AAllows 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