Safely removes light to moderate atmospheric and oxidation staining from dense masonry surfaces. Removes difficult calcium (concrete) stains, white scum and other staining from most window glass. This highly efficient, gelled cleaner is a colourless blend of cleaning agents, detergents and inhibitors. Compared to conventional acidic restoration cleaner, the corrosive characteristics of Light Duty Restoration Cleaner have been dramatically reduced to minimise the potential for damage to unprotected non masonry surfaces