TOUPRET Exterior Masonry Repair Filler will fill without depth limit and repair without formwork. It will adhere to damp masonry and is weather-resistant. It can be used on all rough masonry surfaces cement, concrete, breeze blocks, bricks and stones. Overcoat 48-72 hours from application with any water-based masonry paint or mineral paint. If using polyurethane or epoxy solvent-based paints, first prime with water-based exterior paint.