Premium White EPDM Backer Rod – Ultimate Gap & Joint Filler
Durable
EPDM rubber
construction ensures superior flexibility and weather resistance for long-term performance. Precision-engineered
closed-cell foam
prevents moisture absorption, mold growth, and chemical degradation. Ideal for
concrete joints, driveway cracks, wall gaps
, and sealing applications before caulking. Self-expanding design adapts to irregular shapes (1/4" to 1" widths) for airtight, professional-grade seals. Non-absorbent surface allows clean caulk adhesion, reducing waste and ensuring smooth finishes. Outperforms cheaper foam rods with
UV-resistant, temperature-stable
material (-40°F to 212°F). Sold in bulk at unbeatable wholesale prices – stock up for large-scale projects!