Concentrated Boat Wash for all surfacesRemoves black streaks, grease, oil, algae, soot, fuel spillage and dirt and surface staining from all surfaces.Strips off all old wax polish.Highly concentrated 50:1= 1 litre of product makes up to 50 litres of boat cleaning wash.Can be used at 5:1 for stubborn stainsEnvironmentally Responsible and BiodegradableCaustic and bleach free