Citrus Extract formula emulsifies oil, grease, gasoline, diesel fuel and transmission fluid. 2006 #1 Rated Bildge Cleaner by "Practical Sailor" 2006 #1 Rated By "Power Boat Reports". Pour in, run boat, drain. Biodegradable, Leaves a fresh citrus smell. 32 oz bottle will treat up to a 25' boat. See the 1 gallon container for ongoing maintenance!

Citrus Extract formula emulsifies oil, grease, gasoline, diesel fuel and transmission fluid. 2006 #1 Rated Bildge Cleaner by "Practical Sailor". 2006 #1 Rated by "Power Boat Reports". Pour in, run boat, drain. Biodegradable. Leaves a fresh citrus smell. Perfect choice for ongoing maintenance needs!

Rated #1 independent consumer reports have twice hailed Marine Grez-Off as a "best performer" in engine degreasers.

Powerful - a unique, petroleum solvent-free degreaser, Marine Grez-Off cuts through heavy grease, oil, and grime quickly and completely. Biodegradable - "Made with you and your environment in mind."

With a blend of fast-acting degreasers and organic cleaning agents, Maine Grez-Off contains NO abrasives, phosphates, acids or caustics. It is also non-flammable and non-combustable with no unpleasant odor or fumes.

Also a great bilge cleaner - Simply pour a quart bottle (32 oz.) of Marine Grez-Off into the bilge, the product will activate with the movement of the boat. Pump at a proper pump station. NEVER pump the bilge into a waterway.