Easy-to-use. Self-leveling. For quick and easy repairs to concrete surfaces. Perfect for sidewalks, driveways, patios, steps and basements. Exterior/interior. DAP Liquid cement crack filler is an easy-to-use, ready –mixed product for the repair of concrete cracks on horizontal surfaces. Repairs are ready for traffic in 30-45 minutes when directions are property followed. Liquid cement crack filler is self-leveling and dries gray to match most existing concrete. Note: Fills cracks up to 1/2 inches in width. For cracks greater than 1/2 inches in width DAP ready-mixed or dry mix concrete patch. VOC less exempt less water 39 gl. dap.com. Questions? Call line at 1-888-DAP-TIPS or visit dap.com and click on the ask the expert. Made for DAP Product in the USA with US and globally sourced materials.