CRL 3/4" Closed Cell Backer Rod - 100' Roll Finish:Gray A small amount of bubbles

A small amount of bubbles may form during the curing process of the sealant

Do not apply to damp or contaminated surfaces

Limitations

and tilt-up panels

3 fluid ounce cartridges packed per case

CRL 3/4" Closed Cell Backer Rod - 100' Roll Finish:Gray A small amount of bubblesAllows 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