Foam Backer Rod For Concrete Gaps And Joints, 33 Feet Long, Half Inch Diameter, Flexible Foam Gap Filler Rope For Caulk Jobs, Backing Rod Saver For Concrete Filler, Water And Temperature Resistant

Premium Foam Backer Rod for Concrete Gaps and Joints, 33 ft
✔️ 33 ft long, 0.5 in diameter, single roll foam backer rod

This foam backer rod is a flexible filler designed to seal gaps and joints in concrete, asphalt, and masonry work. Use it before applying sealant to achieve a tight, even finish. It works well in expansion joints in driveways and sidewalks.

✅ Diameter 0.5 in (12.7 mm) round foam rope for even compression
✅ Length 33 ft (10.06 m) plenty for multiple joints
✅ Water and temperature resistant for outdoor use
✅ Easy to cut and install, twist for large gaps
✅ Works in concrete, asphalt, wood, and window/door joints

💡 What is a backer rod used for in concrete sealing and crack repair? A handy filler that shapes and cushions sealants, keeping the joint stable.

- Helps control depth of sealant and reduces filler waste - Improves joint movement and adhesion of caulk - Easy to insert and cut to fit gaps of various sizes - Ideal for concrete, asphalt, brick, and masonry joints