Drifter Hull & Stain Remover is an acid based cleaner incorporating a biodegradable surfactant which cleans and revives and removes rust stains from fibreglass gelcoat, painted timber surfaces and from steelwork. Drifter will also de-yellow gelcoated and 2-pack painted surfaces. It is an ideal cleaner for fishing trawlers and for any boating enthusiast. Drifter may also be used in food preparation areas and other applications involving the removal of rust stains from stainless steel.