AquaDefense by Mapei is a fast-drying, liquid waterproofing membrane designed to protect surfaces from moisture in tile and stone installations. It provides an easy-to-apply, flexible barrier that prevents water from penetrating substrates like concrete, masonry, and gypsum. Ideal for use in wet areas such as bathrooms, kitchens, and balconies, AquaDefense offers excellent crack-bridging properties, ensuring a durable, long-lasting seal even in environments with movement or temperature changes. Its quick-drying formula allows for faster tiling after application, making it a time-efficient solution for both professionals and DIYers. AquaDefense is mold- and mildew-resistant and perfect for interior and exterior installations.