Aquatac Primer is a polymer emulsion based primer for self-adhesive membranes. Used as a primer for self-adhesive membranes such as modifiedPlus SA flashing applications, Blueskin SA and Blueskin WP200 when applied to wood, preserved wood, gypsum board including DensGlass Gold, polystyrene, masonry, concrete and metal. Aquatac is the primer of choice when it is necessary to achieve a fast drying solvent free, tacky surface where walking over the surface is not required during application. This is important for the application of membranes on vertical surfaces. Designed for applications above -4C