Mainstream Marine® Instant Hull Cleaner


Biodegradable, marine-grade hull cleaner

This marine-grade cleaner is specially formulated to remove tough stains in one application without using harsh hydrochloric or phosphoric acids and without damaging the surface. Safe for fiberglass and topside painted surfaces. 

Apply with a brush or roller, wait and rinse. Repeat as necessary until all stains are removed.

  • Safe for fiberglass and topside painted surfaces
  • Biodegradable
  • Zero volatile organic compounds

This cleaner is formulated to remove tough stains in one application without surface damage.

Essential Data Sheet

Safety Data Sheet

SKU: MM273 Category:
  • QUICKLY REMOVES STAINS & DEPOSITS – This marine-grade cleaner eliminates deposits, scum lines, tough rust stains, and more with one easy application. Sometimes more stubborn deposits and stains need an additional application.
  • LEAVE THE ELBOW GREASE AT HOME – Wouldn’t it be nice if you found a boat cleaner that did all the heavy lifting? This one does just that. Spray it on, let it sit for a few minutes, and then rinse it off. You’ll be astonished at the results.
  • SAFE FOR A VARIETY OF SURFACES – Use this premium bottom cleaner and mildew remover on fiberglass, wood, iron, and painted surfaces. It gets the job done in record time without damaging the surface of your boat.
  • WON’T HARM PLANTS OR ENVIRONMENT – Boat cleaning products that harm marine plants and organisms while polluting the water must be avoided. This boat soap is 100% biodegradable, contains zero volatile organic compounds, and is safe for all aquatic environments.
  • HIGH-QUALITY, AMERICAN PRODUCTS – At Mainstream Marine, we turn cutting-edge technology into top-of-the-line, affordable products. We’re proud to say that all of our products are researched, designed, and manufactured in the U.S.A.


There are no reviews yet.

Be the first to review “Mainstream Marine® Instant Hull Cleaner”

Your email address will not be published.

You may also like…