Products / AldoSeal 750 Premium Acrylic Mastic

AldoSeal 750 is a white water-based elastomeric acrylic mastic for flashings, penetrations and other detail work under an acrylic roof coating. Its technical data sheet lists 64 percent solids by weight and 52 percent by volume, 250 percent elongation and 300 psi tensile strength (ASTM D2370) and VOC under 50 g/L, and states it must be top coated in all warranty applications, should dry overnight before coating and is not for areas of ponding water.