3/4 inch Non-Porous Polyethylene Caulk Backing Rod

Product Specs

Caulk backing rod fills deep joints and cracks and establishes a flat, continuous surface for applying caulking and sealants, as most caulks and sealants are designed for use in joints not exceeding 1/2″ in depth to allow for proper curing, and for economic reasons.

3/4″ Caulk Backing Rod Specification:

– Caulk backing rod is made of non-porous polyethylene.
– Will not rot, swell or strain.
– Sold per foot.

Regular Price: $1.28

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