Description Remove rust with Koch Chemie Reactive Rust Remover Koch Chemie Rrr is a pH-neutral rust remover that quickly dissolves surface rust, metal particles and brake dust without causing damage. The product works thoroughly and shows contamination with a purple colour. Suitable for painted surfaces, glass and rims. Key features: Removes rust and burnt-in contamination Safe for paint, glass and rims Works within 3-6 minutes Purple colour shows dirt Use: Spray undiluted, leave for 3-6 minutes, brush if necessary and rinse thoroughly. Test on sensitive surfaces beforehand.
