Powerful cleaner easily removes lime, calcium and rust stains caused by the natural minerals in your water. Destroys the toughest limescale in 60 seconds without scrubbing. It effectively cleans the toughest hard water build-up so that surfaces stay cleaner for longer. Application: Descaler/Cleaner; Applicable Material: Ceramics; Enamel; Fiberglass; Glass; Laminates; Metal; Plaster; Plastic; Vinyl; Chemical Compound: Sulphamidic Acid; Dirt Types: Calcium; Lime; Mineral Scale; Rust.RECKITT BENCKISER