An organic formula designed to break down and remove orange oxide (rust) stains left by iron objects rusting. Suitable for all natural stone and porcelain patio and pathway paving. Exterior Use Non-acidic formulation particularly suited for delicate applications such as polished marble. Acts directly onto the surface to be treated, removing stains in just 15 minutes. Ideal for removing rust stains from all types of polished and unpolished natural stone including marble, granite, travertine, light coloured sandstone, concrete, limestone and porcelain paving.
 
Directions for use:
 
SHAKE WELL BEFORE USE. Always test on an inconspicuous area, prior to general application. Preparation: Ensure surface to be treated is completely free from dust and dirt before application. If necessary, first wash area with Pavestone patio cleaner diluted 1:10 with water. Application: Do not dilute. Completely cover the rust stain with the product. Leave to act for 15 minutes. The product colour will change to a deep purple as it reacts with the rust. Once the indicated time has elapsed remove the residue and rinse the surface thoroughly with plenty of water and leave to dry. Repeat application until the stain is completely removed.
 
Coverage: per litre - Approximately 5 m Empty containers are recyclable. Active ingredients are water soluble and inert once cured so therefore not harmful to the environment and ecologically sound.