PE75 is a self leveling, 100% solids, two component, 1:1 ratio, polyurea joint filler. Designed for floors with light to moderate traffic, PE75 is tack free in minutes and can be shaved and opened to traffic in less than an hour. PE75MI is not sensitive to moisture and will not swell or bubble if moisture is encountered. Joints should always be as dry as possible for best performance.