Acrylic Multi-Purpose Primer Acrylic Multi-Purpose PrimerPRODUCT SPECIFICATIONS: DESCRIPTION A high quality, 100% acrylic multi-purpose primer, formulated to promote superior performance ... or exterior, new or previously painted surfaces of wood, aluminium, plaster / gypsum, masonry, drywall and metal.SIZES 1 ... °F (25°C) 50% RH 2 Hours 4 Hours 4 HoursRecommended Film Thickness:Dry: Wet: 38 μm 117 ...