Run a bead of low-expanding foam in the gap along side the backer rod. Don’t over do it. Just dispense enough foam to create ...

Backer rod conserves crack filler Just cut and place Ideal for use with Flexon and Crack-Fil (also from Garon) Use backer rod that is 1/4-in. larger than the width of the crack Garon Products ...

Steve’s dad told him backer rods are used in anything with expansion joints – high-rises, roads, ramps, runways – you peel away the caulk or tar and there’s a foam rod in there to seal it ...

Backer rod conserves crack filler Just cut and place Ideal for use with Flexon and Crack-Fil (also from Garon) Use backer rod that is 1/4-in. larger than the width of the crack Garon Products ...