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One-Part Acrylic Primer/Bleed Blocker for Silicone Coatings

KM 1P is a water-based, one-part primer/bleed blocker that enhances the adhesion of KM silicone roof coatings to a variety of porous and non-porous substrates.

Features & Benefits

  • Enhances the adhesion of PS #220 and PS #250 silicone roof coatings to galvanized steel, aluminum, granulated modified bitumen membranes, wood and masonry.
  • Excellent Alkali resistance.
  • Rain resistant after 3 hours.

Compatible Substrates

  • Galvanized Steel
  • Aluminum
  • Bituminous, granulated membranes
  • Wood
  • Concrete/Masonry