CRL 3/4" Closed Cell Backer Rod - 100' Roll Finish:Gray and tilt-up panels

and tilt-up panels

Do not apply to damp or contaminated surfaces

3 fluid ounce cartridges packed per case

Limitations

Best Size for Steel Sash Work

CRL 3/4" Closed Cell Backer Rod - 100' Roll Finish:Gray and tilt-up panelsAllows 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