TOUPRET® Quick Fill is a ready-to-use, lightweight filler offering a one-coat fill with no shrinkage, and can be painted over in 1 hour. It is rich in resin for added strength and suitable for exterior use. It can be used on unpainted or painted surfaces: gypsum plaster, cement, concrete, cellular concrete, breeze blocks, bricks and stone. Overcoat with all types of water-based masonry or conventional paints. If using polyurethane or epoxy solvent-based paints, first prime with water-based exterior paint.