ChemMasters MasterGard 400 – 5 Gal


Sold in Store Only


Sold in Store Only

Asphalt Emulsion Bentonite Damp-proof Barrier for Concrete or Masonry Walls.

MasterGard™ 400 is a cold applied, high quality asphalt emulsion containing bentonite clay that forms a damp proof barrier on concrete or masonry walls. This breathable film protects against capillary moisture migration while not limiting vapor transmission.


SKU: F3200.05 Categories: ,


  • Above or below grade, interior or exterior
  • Formed and poured or tilt wall concrete, concrete block, masonry or stone surfaces
  • Footings, foundations, retaining walls and fire walls
  • Culverts, bridge abutments, copings, parapets


  • Excellent bond strength to a variety of substrates and surface textures
  • May be applied to damp surfaces or green concrete
  • Minimizes vapor transmission and dampness through below grade walls
  • Unaffected by soil alkalinity or acidity, organic matter or minerals
  • Excellent durability will not peel, blister, sag or reemulsify
  • Easily applied with brush, roller or spray equipment

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