Pentreat 244-40 water repellant penetrating sealer has 40 percent active content silane to help reduce water and chloride ion infiltration of concrete. The high performance, breathable agent suits horizontal or vertical and new or existing concrete and masonry above-grade surfaces. Pentreat 244-40 chemically bonds to the substrate, reducing liquid absorption while allowing vapor transmission. In addition to its performance as a water repellant, the product can help extend the life of treated surfaces while keeping the substrate cleaner. Companion Pentreat 244-40 OTC product suits markets bound by tight VOC regulations.— W.R. Meadows, www.wrmeadows.com
Pentrating silane sealer
