Sikafloor 19NA PurCem is a trowel grade, heavy duty, solid color, three-component, water dispersed polyurethane-based/cement and aggregate screed, designed to provide excellent resistance to abrasion, impact, chemical attack and other physical aggression. Sikafloor 19NA PurCem has a textured aggregate surface providing moderate slip resistance. Sikafloor 19NA PurCem Broadcast has a broadcast aggregate texture for increased slip resistance. Both systems are typically installed at 1/4 to 3/8 in (6 to 9 mm) thickness.