GAF High Tensile Acrylic Top Coat is a water-based, acrylic elastomeric top coat that is part of the GAF Acrylic Coating System. GAF High Tensile Acrylic Top Coat is designed to be applied over GAF Acrylic Base Coat. It has high tensile emulsion polymers combined with reinforcing pigments for strong, physical properties and durability that help provide protection against damage from exposure to UV and weather elements.