Roberts Multipurpose Primer

  • Multipurpose, one primer for all approved porous and non-porous substrates
  • Improves adhesion on porous substrates, plus peel & stick tiles and membranes
  • Bonds to a variety of substrates, including gypsum, OSB, metal
  • Easy to apply with brush, roller or spray
  • Enviro-Friendly –solvent-free and LEED® compliant; VOC < 1 g/L, SCAQMD Rule 1168
  • Drying time: 30-60 min


Roberts 1331 Multipurpose Primer is a high performing acrylic latex primer designed to seal porous surfaces, while enhancing and improving the bond performance of adhesives, and peel & stick tiles and membranes. ROBERTS 1331 can be used over a variety of substrates, including cementitious, gypsum underlayments, adhesive residue, exterior decks, and well bonded epoxy coatings. May also be used to promote bond over cold-rolled steel substrates.

Item number Unit size
1331-5 5 Gallon
1331-1 1 Gallon

Coverage – Up to 400 ft per gallon


There are no reviews yet.

Be the first to review “Roberts Multipurpose Primer”