Product Description
Seal-Tek Acrylic Mastic is a single-component, acrylic, water-based mastic. This product is intended for use as a flashing material for most substrates and a sealer for seams, fasteners, penetrations, and other details in roof coating applications. Seal-Tek Acrylic Mastic can be used to fill in small cracks and alligatored asphaltic roof surfaces.