The USG Durock™ Brand Sealant is a unique, multi-purpose, waterproof sealing and bonding compound that is a silane-modified polymer, free of solvents and dangerous isocyanates. It cures via air exposure to form a highly durable, flexible seal. It has been formulated to offer outstanding primerless adhesion to most common building materials.

  • 10.1 fl. oz. tube
  • Covers fasteners for waterproofing


Product Features & Benefits

  • Bonds to tile backerboard, ceramic tile, stone, drywall, aluminum, glass, XPS foam, EPS foam, wood and ABS plastic.
  • Easy cleanup with water