M-D Building Products – Versatile Gray Foam Backer Rod Set 1/2in x 20ft – Essential Caulk Saver for Sealing Concrete Gaps, Expansion Joints, and Crack Filling (71480)-Fast Shipping

Description

The product is 1/2″x20′ Caulk Back Rod

Easy to use

The product is manufactured in China

Fills large gaps and openings to prevent drafts

Provides a sound surface for caulking projects

Recommended for use in expansion joints in driveways and sidewalks

Twist multiple strands of cord together for extra large gaps

Easily trimmed to size with scissors

Fills large gaps and openings to prevent drafts

Provides a sound surface for caulking projects

Recommended for use in expansion joints in driveways and sidewalks

Twist multiple strands of cord together for extra large gaps

Easily trimmed to size with scissors