Does your driveway or outdoor entertainment area boast large concrete pavers with wide joins? You're in luck! You can fill those hefty cracks with backer rod and sealant to keep weeds out.

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 ...