CRL 3/4" Closed Cell Backer Rod - 1100' Case Finish:Gray and other typical air seals

and other typical air seals

Best of all

04" (1 mm) thick stainless steel blade that is tightly fastened to the wood handle and held by an eyelet rivet making them easy to hang for storage

Comes ready-to-use

This extra fast setting

CRL 3/4" Closed Cell Backer Rod - 1100' Case Finish:Gray and other typical air sealsAllows 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