Some of these items may need to be special ordered, please call with any questions & to check availability.

Caulk Backer Rod, 20-Ft. x 1/2-In.


  • $5.49
    Unit price per 

1/2" x 20', Caulk Backer Rod, For Gaps & Joints, Non-Absorbant, Closed Cell Polyethylene, Pre-Caulking Material, Use Before Caulking To Fill Gaps & Openings Larger Than 1/2" x 1/2", Prevents 3 Point Bonding.

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