Permatex, Marine Grez-Off Heavy Duty Degreaser, 32 oz
#1 Rated Marine Degreaser by PowerBoat Reports. A biodegradable, non-solvent heavy-duty degreaser that easily cuts through oil, grease and grime. Cleans and dissolves heavy soils on inboard & outboard motors, machinery and dock equipment. Also recommended for bilge cleaning. Marine Grez-Off is VOC compliant, non-flammable and non-combustible.