Here's how. Shop waterproofers & sealers and a variety of paint products online at Lowes.com. See Surface Preparation by clicking HERE. 1. Drylok is an interior latex paint that serves double duty as a waterproofing agent for previously uncoated concrete, masonry or cinder block basement walls. How to Prep Walls for Drylok. Be the first to hear about special offers, events, popular new items and helpful home improvement tips. This will ensure that the crack doesn’t open up once again, as the crack filler will continue to cover the entire crack. Find it and fill it. It dries to the color of concrete, will not bleed, and cleans up in a jiffy with just soap and water. Once the crack is repaired, the concrete will continue to exhibit the same characteristic. It’s always a good idea to keep a copy of the warranty (and your receipt) with your important house papers. Of course, the reason you need to seal any basement foundation is because the foundation is porous. DRYLOK® Pourable masonry crack filler is formulated to fill and seal cracks on interior and exterior concrete and masonry surfaces. For brick, stone, and concrete surfaces, moisture can be damaging over time. It sets in 3-5 minutes to stop active leaks, even under pressure. Download DRYLOK® Original’s 10-Year Warranty or DRYLOK® Extreme’s 15-Year Warranty. If it still leaks, a random pore or pinhole is still open. It is supposed to seal basement foundations, primarily block foundations but I’ve seen it on concrete as well. Shop Drylok online at AceHardware.com and get Free Store Pickup at ... Drylok Gray Latex Masonry Crack Filler 10.5 oz. Fortunately, you can use masonry waterproofer to protect your home from the incursion of rain or groundwater. Now, inspect the surface for any remaining pinholes and fill them in. Drylok is a product that is used to stop water seepage on interior masonry walls. Email Sign-Up. Reduces radon gas Find DRYLOK waterproofers & sealers at Lowe's today. 0 Reviews $ Free Store Pickup Today. Hence, it’s important to pick a crack filler that’s flexible and mimics the expansion and contraction of concrete. Follow the installation instructions, which includes chiseling the crack to create a “v” groove. Call 1-866-290-5334. Seals open joints, very large cracks in masonry walls and floor and wall joints. DRYLOK® fast plug® is a quick setting hydraulic cement. SHOP BY PRODUCT DRYLOK® DRYLOK® FAQs ZAR® ZAR® Exterior ZAR® Interior ZAR® FAQs UGL® Maintenance SHOP BY SURFACE Wood Masonry Faux Wood Metal Plastic Fiberglass SHOP BY PROJECT Beautify & Protect Concrete Floors, Walkways & Patios Wood Floors, Doors, Furniture & More Caulk it, Patch it, Fill it Waterproofing A to Z Deck & Siding Projects UGL latex base Drylok Masonry Waterproofer may be applied over previous coatings in sound condition but the warranty is void. DRYLOK ® Masonry Crack Filler seals, waterproofs and repairs cracks and mortar joints in concrete sidewalks, walls, steps, chimney crowns and floors. Shop UGL Pourable Masonry Crack Filler 32-fl oz Gray Paintable Latex Caulk in the Caulk department at Lowe's.com.