Description 801 Heavy Duty Masonry Cleaner is formulated to clean old masonry construction, removing years of airborne dirt, exhaust residue, industrial pollutants, fire damage and smoke residue. 801 Heavy Duty Masonry Cleaner is suitable for use on brick, sandstone, fieldstone, terra cotta, stucco, clay and slate. 801 Heavy Duty Masonry Cleaner is designed as a sensitive approach to restore buildings without any harmful effects. 801 Heavy Duty Masonry Cleaner is a blend of inorganic acids in a surfactant solution of water soluble and biodegradable detergents. Product Specifications MATERIAL SAFETY DATA SHEET
