Boat Buddy brings you the products, system and secrets of boat care previously used by professional boat cleaners and valeting companies. Environmentally responsible, biodegradable and contains no harsh caustics, bleaches, oxalic, muriatic or hydrochloric acids. Concentrated Cleaner for RIB Tubes and Fenders. Effortlessly and effectively cleans dirt and grime from Hypalon and PVC RIB tubes. Cleans fenders, mooring buoys and vinyl covers. Highly concentrated, 1 litre of product makes up to 50 litres of RIB Cleaner. Can be used between 5:1 and 50:1 depending on severity of dirt. Environmentally Responsible and Biodegradable. Caustic, bleach and acid free.