M-D 71464 Backer Rod, 3/8" Dia, 20 ft L, Polyethylene, Gray Caulk Back Rod

About This Product

The M-D 71464 Backer Rod is a 3/8" diameter, 20 ft long caulk back rod made from non-absorbent, closed-cell polyethylene. This versatile material is designed to help repel moisture and is ideal for filling gaps and openings larger than 1/2 x 1/2 inches before caulking. It effectively prevents 3-point bonding, ensuring a smoother and more efficient caulking process.

Highlights

• Made of non-absorbent, closed-cell polyethylene
• Helps repel moisture for improved caulking results
• Fills gaps and openings larger than 1/2 x 1/2 inches
• Prevents 3-point bonding for better adhesion
• 20 ft length provides ample material for various projects

(3/8"x20' Caulk Back Rod – 6289227 – 71464)