Rust stain remover

Also removes rust stains from acid-sensitive surfaces such as marble and natural stone. Against fertiliser stains. Acid-free. Self-acting. Removes rust stains and other metal oxide residues automatically and effectively from all natural and artificial stone, tile and ceramic surfaces. Has a non-corrosive effect and removes rust stains caused by ferrous fertilisers, garden furniture and metal tools, dripping taps, heating leaks, metal fences and similar.