Super-heavy-duty, high caustic cleaner. Suitable for cleaning grills and ovens, smoke houses and for C.I.P. cleaning of wine vats and other food processing equipment. Dilution rate: up to 1 part in 1,000 parts water (1ml per litre) depending on degree of soiling, temperature of the cleaning solution and the time available for the cleaning process. Also effectively removes graffiti from porous surfaces such as brickwork.