Products / 509 ALL-WEATHER MODIFIED MASTIC

A rubber-modified asphalt mastic that SOPREMA describes as adhering to prepared surfaces wet or dry. It is applied by trowel, knife or gloved hand for repairing leaks, cracks and holes in shingles, concrete, and steel or metal roofs, and for flashings around skylights and gutters. A related grade, 508 WET SURFACE MODIFIED MASTIC, is a rubber-modified cement listed for wet surface adhesion.