Kool-Rod Backer Rod

Shield your sealants and ensure long-lasting joints with KOOL-ROD, the ultimate closed-cell, polyethylene foam joint backing material. Its virtually non-absorbent, chemically inert properties make it a reliable solution for all your sealant needs—compatible with acrylic, butyl, polyurethane, silicone, and more. KOOL-ROD doesn't stain or adhere to sealants, ensuring a clean, professional finish every time. Flexible, durable, and designed for precision, it provides the perfect compressible backing for cold-applied joint sealants.

Take control of your projects—choose KOOL-ROD for unbeatable performance and dependability.