ConSandtrate Concrete Crack Filler - Gray - 3 lb. (Single Bottle) for Filling in Concrete Cracks on driveways, walkways and patios.

ConSANDtrate Dry Crack Filler (TM) - Flexible Joint Compound - Water Activated - Weather Resistant - Self Healing Use around your foundation, pool, patio, deck, or driveway! Fast and easy to use... Fill the crack with ConSANDtrate, wet with water! It's hard to fix a crack but its easy to fill a crack with DCF! When water freezes it expands causing further damage to concrete. So it is necessary to fill those cracks with Dry Crack Filler to keep water out to minimize any additional damage.