Use 2work sanitary cleaner and descaler as an effective 2 in 1 cleaner for washrooms supplied in a 5 litre bottle the concentrated formula can be used neat to destroy limescale deposits on toilets or diluted for general cleaning of floors sinks showers and more the acidic formula is safe for porcelain ceramics stainless steel chrome and tiles but should not be used on acid sensitive surfaces such as vitreous enamel 2 in 1 cleaner and descaler for washrooms use on sinks toilets urina