Marine All Purpose Cleaner & Degreaser works above and below deck to remove surface stains, to remove and prevent yellowing, clean mold and eliminate odors on all surfaces. Quickly removes stubborn grease and oil build-up on motors and drives. Safe and effective to use on vinyl, fiberglass, gelcoat, canvas, non-skid, rubber, plastic and more. Removes waterline marks, fish blood, and food stains with ease. Features: Works above and below deck on tough stains, grease and grime. Effective on vinyl for mold and mildew too. This fast-acting phosphate free eco-friendly formula is safe on all boat surfaces.