TRAFFIC FILM REMOVER (Non Caustic)5 Litre Highly concentrated product can be diluted up to 9-1 Caustic free formulation Brilliant cleaning results A biodegradable, caustic free detergent designed for use with hot and cold pressure washers. Formulated to remove traffic film, grease, oils and wax from vehicle paintwork and engines. Unlike some products, it is highly concentrated, ensuring powerful cleaning results are obtained first time. Pre dilute 9:1 with water before using through washer at 1%