A specialized liquid latex primer designed for a wide range of uses in floor covering installations. Used to enhance the bond of residential self-stick tile and flooring adhesives to the subfloor. Use on porous concrete, gypsum, and Portland cement based underlayments and patches, cement backerboard, and soft wood floors (not for use on particle board). Prior to application, remove from surface: Dirt, wax, polish, and all other foreign matter that would interfere with a good bond. Use full strength; Do Not Dilute. Apply with a short nap paint roller or coarse fiber brush. Allow to dry completely, approximately 30 minutes. Do not allow puddles to form or remain on the surface. Contains zero VOC's. Covers approximately 87 to 100 sq. ft. per quart. Quart bottle.