BRICK PATIO ACID CLEANER FOR MORTAR OIL GREASE STAINS ON PAVING CONCRETE TILES ITEM DESCRIPTION A acid based cleaner formulated to remove unsightly stains caused by numerous every day occurrences, as well as builders splatter. Uses For removing cement and mortar splashes, light oil stains and grease from brickwork, paving, tiles, earthenware and concrete. Bond It BRICK PATIO CLEANER should not interfere with the various types of concrete and stone (except limestone and marble) commonly encountered in the general building area. Efflorescence can also be removed by using this product diluted. Application Gloves, overalls, boots and goggles should be worn at all times during application. Protect metal surfaces and paint-work before application with polythene sheets and tape. Remove.