Bluestar Flexible Concrete Hairline Crack Filler (Gray)

Bluestar Concrete Hairline Crack Filler is micron sized to penetrate and fill hairline cracks in concrete surfaces such as Driveways . Sidewalks . Patios . Steps . Garage and Basement Floors. This product is formulated to remain flexible . durable . and waterproof in hot and freezing temperatures. This product is formulated to flex with the expansion and contraction of concrete to resist cracking and leave an aesthetically pleasing appearance. 8 oz. size. See more