![]() ![]() ![]() Because concrete expands and contracts slightly with temperature changes, the sealant needs enough give to not pull away from the edges of the crack. Sealing can prevent bigger problems down the line, and the non-sag consistency and matte gray color of Advanced Polymer Concrete Crack Sealant will even out the surface and is textured to blend into the existing driveway, disguising the fact that there ever was a crack.įlexibility is key to a good sealant. Cracks of this nature may never get any larger, but water can seep into them, freeze, and expand, causing the cracks to widen, so it’s a good idea to seal them with the flexible Advanced Polymer Concrete Crack Sealant from Quikrete. Like spider web cracks, these small cracks do not indicate a larger problem, and they often show up soon after the concrete is poured. Small cracks here and there that are narrower than ¼ inch are most likely the result of shrinkage as the driveway cured. Photo: Cracks up to ¼ inch in width can be filled with sealant. Check out this slab-resurfacing video from the Quikrete team for complete instructions. This helps to ensure that you’ll be able to apply the product, smooth it out, and add a brushed effect to the surface before it dries. Depending on the size of the driveway, you’ll want to apply the resurfacer with a long-handled squeegee to small, workable sections, one at a time. The existing concrete must first be meticulously cleaned with a high-power pressure washer. While applying Concrete Resurfacer doesn’t require the help of a pro, it does require attention to detail. This cement-based product contains polymer modifiers and additives that are designed to form a durable and permanent bond with the existing concrete. While unsightly, these cracks in a concrete driveway do not indicate underlying structural problems. As long as the rest of your driveway is sound (no heaving, sinking, or crumbling), you can replace those tiny cracks with a smooth concrete surface by applying a high-quality resurfacing product, such as Quikrete’s Concrete Resurfacer. Very fine surface cracks, sometimes called “crazing,” are an indication that the surface of the concrete dried too quickly when it was poured. If narrow cosmetic cracks are the problem, you can restore the look of your driveway with a resurfacing product. To figure out how to proceed, first identify the type of crack you’re dealing with and determine what caused it, then move ahead with the following advice from the concrete experts at Quikrete. For the most part, fixing driveway cracks is a relatively simple do-it-yourself project. A: While concrete is certainly one of the most durable construction materials around, over time it can develop cracks and other types of problems. ![]()
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