M-D Building Products 71480 1/2-Inch by 20-Feet Backer Rod, Gray

M-D Building Products 71480 1/2-Inch by 20-Feet Backer Rod, Gray 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 The product is 1/2"x20' Caulk Back Rod. Easy to use. The product is manufactured in China.

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