Kilrock K Multi-Purpose Descaler removes limescale from all appliances including kettles, shower heads, coffee makers, steam irons, W.C pans, and garden sprinklers. Not suitable for marble, natural stone, or enamel surfaces. For descaling marble or non-acid resistant natural stone, use HG Marble, Cement and Lime Film Remover. Available in 250ml and 400ml sizes. This is the original multipurpose descaler, ideal for metal and plastic kettles, steam irons, WC pans, showers, and more. It cleans heavily scaled kettles in minutes, is phosphate-free, and biodegradable.