Standard Closed Cell Backer Rod, .500" Diameter, Sold by the Foot

Standard Backer Rod is an ideal non-absorbent compressible backup material. It is inserted into a joint to control sealant depth to create a backstop. This product is commonly used in glazing installations, window and door applications, expansion joints, curtain-wall joints, partitions, log construction, pavement joints, pre-cast units and coping.

• Allows proper sealant tooling
• Allows proper wetting of the joint surfaces
• Yields a proper bond breaker between the backer rod and sealant
• 0.500-inch diameter
• Sold by the foot