As an impregnation primer before the application of epoxy or polyurethane top coatings on concrete, light concrete, cementitious mortars, and on floors subject to medium and heavy loads. As an impregnation primer before parquet adhesive in parquet applications on concrete, Polyurethane mortar is used as a concrete impregnation primer to wet and strengthen the concrete surface before epoxy/polyurethane top coat coatings. Tiles, tiles, ceramics, etc. As a primer in the waterproofing of joints of coatings, It is used as a reinforcing and waterproofing primer in floor coverings made of clay or brick.