7/8 in. x 850 ft. Closed Cell Backer Rod Compressible Easily Trimmed Size New
This creates a backstop to allow proper sealant tooling and proper sealant of the joint surfaces. Backer rod can also be used as a temporary joint seal. Made from non-absorbent compressible material for optimal sealing.
Mutual Industries Closed Cell Backer Rod 7/8″X850′ Non-absorbent Compressible
This creates a backstop to allow proper sealant tooling and proper sealant of the joint surfaces. Backer rod can also be used as a temporary joint seal. Made from non-absorbent compressible material for optimal sealing.