6 Best Boat Hull Cleaners

Boat Cleaning
Paul Luisi
by Paul
Luisi

A great boat hull cleaner will remove scum lines, dirt, sludge, mildew, grime, salt deposits and grease.

To have a clean and spotless hull, you'll need a top hull cleaner.

The best boat hull cleaners are:

  1. Star Brite Instant Hull Cleaner
  2. Bio-Kleen Fiberglass Acid Hull Cleaner
  3. Star Brite Ultimate Aluminum Cleaner
  4. Slimy Grimy Hull Cleaner
  5. Star Brite Sea Safe Boat Wash
  6. Better Boat Hull Cleaner

These hull cleaning products will remove grime and sludge from even the dirtiest boat hulls.


Best Overall Hull Cleaner

The top overall boat hull cleaner is the Star Brite Instant Hull Cleaner.

Star Brite Instant Hull Cleaner

star brite instant hull cleaner
image: starbrite.com

The benefits of the Star Brite Instant Hull Cleaner are:

  • Removes scum lines, sludge and water stains: The cleaning agent will instantly remove even the dirtiest of hulls.
  • Doesn't damage the hull surface: The formula used will not harm hull surfaces, even gelcoat. It will not corrode any type of hull material.
  • Marine grade oxalic acid: This user friendly marine grade formula is better at removing dirt than a more harsh formula.
  • Leaves a polished looking finish: This cleaner leaves a finish that looks like the hull has been polished.
  • Easy to apply: Simply spray or wipe onto dirty hull, wait a few minutes and rinse and it's done.

You can get this cleaner on Amazon.

Summary
The Star Brite Instant Hull Cleaner is the best overall hull cleaning product. It will easily help remove stains, dirt, grime and sludge.

Best Cleaner For Fiberglass Hull

The best hull cleaner for a fiberglass hull is Bio-Kleen Fiberglass Hull Cleaner.

Bio-Kleen Fiberglass Hull Cleaner

bio-kleen hull cleaner
image: biokleen.com

This marine cleaner is specially formulated to work with fiberglass hulls.

The benefits of the Bio-Kleen Fiberglass Hull Cleaner are:

  • It's great value for money:  A container contains 1 gallon of hull cleaner at a great price.
  • Removes dirt, sludge, algae, mildew and stains: This cleaner will help remove dirt from the hull. It will leave the hull clean and shiny.
  • Easy to use: Simply spray or rub the cleaner onto the dirty area and wipe off.
  • Doesn't damage coating: Any protective coating on the fiberglass hull will remain intact with this cleaner.

You can check price on Amazon.

Summary
The Bio-Kleen Fiberglass Hull Cleaner is a great cleaning product for the fiberglass hull material. It'll remove all those stains and dirt at ease.

Best Cleaner For Aluminum Hull

The best cleaner for an aluminum hull is the Star Brite Ultimate Aluminum Cleaner.

Star Brite Ultimate Aluminum Cleaner

star brite aluminum cleaner
image: starbrite.com

This is a great cleaner to restore the shine on aluminum hulls.

It's most commonly used to clean the hulls of pontoons and canoes.

The benefits of the Star Brite Ultimate Aluminum Cleaner are:

  • Removes gum, varnish, water stains and dirt: This cleaning product will remove dirt and sludge from the aluminum hull and have it looking clean and like new.
  • Adds a shine to dull aluminum: The formula is specially designed to add an extra shine to the hull.
  • Easy to use: Simply apply this cleaner with the included spray bottle to the dirty aluminum. It will work after a few minutes.
  • Great value for money: The cleaner comes in a large container and with a spray bottle for easy application.


Find the aluminum cleaner on Amazon.

Summary
The Star Brite Ultimate Aluminum Cleaner And Restorer is the best cleaner for aluminum hulls. It will remove all dirt and grime from aluminum at ease.

Best Cleaner For Wooden Hull

The best hull cleaner for a wooden hull is the Slimy Grimy Hull Cleaner.

Slimy Grimy Hull Cleaner

slimy grimy hull cleaner
image: slimygrimy.com

This cleaning product is a simple to use wooden hull cleaner. The benefits of the Slimy Grimy Hull Cleaner are:  

  • Works great on wooden surfaces: It works great on multiple types of material including wood.
  • Doesn't effect paint: This cleaner uses friendly formula which doesn't effect the color or paint of wooden hull.
  • Removes stains, sludge, algae and dirt: This cleaner will remove dirt, stains, mold, grime and sludge from the wooden hull.
  • Easy to use: Simply spray or wipe it onto the wooden hull and wash it off after a few minutes. .

Check the current price on Amazon.

Summary
The Slimy Grimy wooden hull cleaner is a great cleaner for wooden hulls. It will remove the toughest of dirt from the hull in a few minutes after application.

Best Environment Friendly Hull Cleaner

The top hull cleaner that is environmentally friendly is Star Brite Sea Safe Boat Wash.

Star Brite Sea Safe Boat Wash

star brite boat wash
image: starbrite.com

The benefits of using the Star Brite Sea Safe Boat Wash are: 

  • It's environmentally friendly: The biodegradable formula is friendly to the environment and safe to use. It has no harsh chemicals.
  • Removes grease, dirt, stains and sludge: This cleaner will help remove all the dirt from the boat's hull.
  • Can be used on all types of hull material: This cleaner can be used on plastic, fiberglass, wood, metals etc. without causing any damage.
  • Can be used over the entire boat: The cleaner can be used all over the boat and not just the hull.
  • Great value for money: Only 3 capfuls required for it to clean the hull.

You can check current price for this product on Amazon.

Summary
The Star Brite Sea Safe Boat Wash is a great environmentally friendly boat hull cleaner. It will remove grime, sludge and dirt at ease.

Best Cleaner For Stain/Rust Removal

The best boat hull cleaner for removing stains and rust is the Better Boat Instant Hull Cleaner.

Better Boat Instant Hull Cleaner

better boat instant hull cleaner
image:thebetterboat.com

This hull cleaner is a great option for cleaning the hull of a boat.

The benefits of the Better Boat Instant Hull Cleaner are:

  • Suitable for fiberglass and painted hulls: The cleaner can be used on multiple hull types without causing any damage.
  • Removes dirty stains and rust: It can easily dissolve scum and remove the toughest stains and rust from the hull in seconds.
  • Easy to use: Simply apply the cleaner to the dirty area and wipe off with water.
  • Adds a protective coating to the hull: The formula used in the cleaner helps add a protective coating to the hull paint and material.

This is a fast acting hull cleaning agent that tackles even the most stubborn dirt.

You can find this product on Amazon.

Summary
The Better Boat Instant Hull Cleaner is a great hull cleaner for removing rust and stains from the hull area. It also adds an extra protective coating for extra hull protection.

Top Boat Hull Cleaners Summary

These hull cleaners are the best on the market for cleaning any type of hull material.

Simply spray or rub them onto the dirty area and watch the dirt, mold, stains and grime disappear.

These cleaning products are all great value for money and will last for multiple hull washes.