BACKER ROD 1/2" x 2500'

Backer Rods to help fill gaps and openings in pavement cracks, wall joints, foundations, sidewalk, and driveways.  The backer rod helps cushion and insulate and helps prevent 3-point bonding.

• Fills gaps and openings in pavement cracks, wall joints, foundations, sidewalks and driveways
• Non-absorbent, closed-cell polyethylene pre-caulking material
• Twist multiple strands together to fill large cracks, gaps
• Gray finish