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20 Best Fiberglass Cleaner For Boats (2023 Updated)

Fiberglass cleaner for boats is a specifically formulated cleaner that is designed to remove dirt, grime, and other deposits from the hulls of boats. This cleaner is usually applied with a sponge or cloth, and then rinsed away with water.

Fiberglass cleaners typically contain mild acids or alkalis that help to break down stubborn deposits.

20 Best Fiberglass Cleaner For Boats

Product Image Product Name Features Price

Collinite 920 Fiberglass Boat Cleaner Pint

  • Pint

Collinite 920 Fiberglass Boat Cleaner (2 Pack)

  • Restores neglected fiberglass finishes effected by weathering
  • Preps surface for follow-up wax shine and protection
  • Improves wax bond,spread and staying power

Star Brite Hull Cleaner 32 oz.

  • 32 oz

3M Marine Cleaner & Wax, 16 oz.

  • 16 oz

Meguiar's Heavy Duty Oxidation Remover – 16 oz.

  • 16 oz

TotalBoat White Knight Fiberglass Stain Remover 16 oz

  • Removes dirt, exhaust, oil, rust, scum, & waterline stains from fiberglass gelcoat surfaces.
  • Non abrasive gel formula cleans deeply & lifts stains without damaing gelcoat.

Shurhold Serious Marine Cleaner SMC – 32oz

  • Multipurpose, multisurface cleaner
  • Surfaces: Fiberglass, Vinyl, Carpet, Rubber, Teak, Acrylic, Canvas
  • Purposes: black streaks, vinyl seating, exhaust stains, bilges, carpet stains, wheel and rims, fish blood and more

Meguiar's M4965 Marine/RV Fiberglass Restoration System

  • BRING YOUR BOAT BACK TO LIFE: Fiberglass restoration system helps to restore fiberglass and gel coats
  • REMOVE BOAT STAINS: Oxidation Remover will remove oxidation stains and scratches from your boat

Meguiar S Extreme Marine – APC / Interior Multi-Surface Cleaner

  • Quickly removes dirt, grime, black streaks and grease from many marine surfaces
  • Extremely effective on vinyl seating, canvas, outboard motors, non-skid, fiberglass and gel coat

Shurhold 1 gal. Serious Marine Cleaner

  • Quick drying, plastic safe formula leaves no residue
  • Ideal for applications where lower flashpoing materials can be tolerated

Star Brite Ultimate Fiberglass Stain Remover

  • Gel”sticks” where it is sprayed, making it ideal for vertical surfaces
  • Penetrates into the stain to lift and remove it without heavy scrubbing

Meguiar's Boat/RV Cleaner Wax – Liquid – 32 oz.

  • Removes scratches, oxidation and lime stains
  • Ideal for boat, caravan or camper
  • Restores Color

3M 09011 Marine Cleaner & Wax, 1 Gallon

  • Scientifically formulated for cleaning gelcoat and fiberglass surfaces on boats and RVs CLEANS AND SHINES
  • Strips away light to medium oxidation and restores gloss at the same time ONE-STEP APPLICATION SAVES TIME

Boat Non Skid Cleaner Deck Cleaner for Boat Wash Soap Marine Grade Fiberglass Aluminum Boat Cleaner to Clean Anti Stick Surface, Plastic, Vinyl

  • 1 Gallon

Star Brite 32 oz Hull Cleaner – Gel Spray

  • 32 oz

Meguiar's M4965 mg Fiberglass Oxidation Removal Kit

  • Three step process to restore fibreglass gelcoats
  • Oxidation remover takes care of wear
  • Polish restores brilliant gloss

Meguiar's Boat/RV Cleaner Wax – Paste

  • A non-abrasive formula that cleans, polishes and protects all fiberglass gel coat marine or RV surfaces in one easy step.

Star Brite 083222p 22 oz. Super Spray Boat Cleaner

  • 22 oz
Collinite 920 Fiberglass Boat Cleaner Pint
  • Pint
Collinite 920 Fiberglass Boat Cleaner (2 Pack)
  • Restores neglected fiberglass finishes effected by weathering
  • Preps surface for follow-up wax shine and protection
  • Improves wax bond,spread and staying power
Star Brite Hull Cleaner 32 oz.
  • 32 oz
3M Marine Cleaner & Wax, 16 oz.
  • 16 oz
Meguiar's Heavy Duty Oxidation Remover – 16 oz.
  • 16 oz
TotalBoat White Knight Fiberglass Stain Remover 16 oz
  • Removes dirt, exhaust, oil, rust, scum, & waterline stains from fiberglass gelcoat surfaces.
  • Non abrasive gel formula cleans deeply & lifts stains without damaing gelcoat.
Shurhold Serious Marine Cleaner SMC – 32oz
  • Multipurpose, multisurface cleaner
  • Surfaces: Fiberglass, Vinyl, Carpet, Rubber, Teak, Acrylic, Canvas
  • Purposes: black streaks, vinyl seating, exhaust stains, bilges, carpet stains, wheel and rims, fish blood and more
Meguiar's M4965 Marine/RV Fiberglass Restoration System
  • BRING YOUR BOAT BACK TO LIFE: Fiberglass restoration system helps to restore fiberglass and gel coats
  • REMOVE BOAT STAINS: Oxidation Remover will remove oxidation stains and scratches from your boat
Meguiar S Extreme Marine – APC / Interior Multi-Surface Cleaner
  • Quickly removes dirt, grime, black streaks and grease from many marine surfaces
  • Extremely effective on vinyl seating, canvas, outboard motors, non-skid, fiberglass and gel coat
Shurhold 1 gal. Serious Marine Cleaner
  • Quick drying, plastic safe formula leaves no residue
  • Ideal for applications where lower flashpoing materials can be tolerated
Star Brite Ultimate Fiberglass Stain Remover
  • Gel”sticks” where it is sprayed, making it ideal for vertical surfaces
  • Penetrates into the stain to lift and remove it without heavy scrubbing
Meguiar's Boat/RV Cleaner Wax – Liquid – 32 oz.
  • Removes scratches, oxidation and lime stains
  • Ideal for boat, caravan or camper
  • Restores Color
3M 09011 Marine Cleaner & Wax, 1 Gallon
  • Scientifically formulated for cleaning gelcoat and fiberglass surfaces on boats and RVs CLEANS AND SHINES
  • Strips away light to medium oxidation and restores gloss at the same time ONE-STEP APPLICATION SAVES TIME
Boat Non Skid Cleaner Deck Cleaner for Boat Wash Soap Marine Grade Fiberglass Aluminum Boat Cleaner to Clean Anti Stick Surface, Plastic, Vinyl
  • 1 Gallon
Star Brite 32 oz Hull Cleaner – Gel Spray
  • 32 oz
Meguiar's M4965 mg Fiberglass Oxidation Removal Kit
  • Three step process to restore fibreglass gelcoats
  • Oxidation remover takes care of wear
  • Polish restores brilliant gloss
Meguiar's Boat/RV Cleaner Wax – Paste
  • A non-abrasive formula that cleans, polishes and protects all fiberglass gel coat marine or RV surfaces in one easy step.
Star Brite 083222p 22 oz. Super Spray Boat Cleaner
  • 22 oz

1. Collinite 920 Fiberglass Boat Cleaner Pint

Collinite 920 Fiberglass Boat Cleaner Pint

  • Pint

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Walmart – Freeport Marine Supply
National Supply Direct

Product Details

Specifications

Details
Product Dimensions 2 x 2 x 6 inches
Country of Origin USA
Is Discontinued By Manufacturer No
OEM Part Number CLT920
Surface Recommendation Fiberglass

Reviews From Real Customers

JR
T.
B.D.

2. Collinite 920 Fiberglass Boat Cleaner (2 Pack)

Collinite 920 Fiberglass Boat Cleaner (2 Pack)

  • Restores neglected fiberglass finishes effected by weathering
  • Preps surface for follow-up wax shine and protection
  • Improves wax bond,spread and staying power

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Amazon.com – Seller
eBay – edoperformance714

Product Details

Specifications

Details
Package Dimensions 8.27 x 6.02 x 2.56 inches
Is Discontinued By Manufacturer No

Reviews From Real Customers

Jdw

3. Star Brite Hull Cleaner 32 oz.

Star Brite Hull Cleaner 32 oz.

  • 32 oz

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Amazon.com
Walmart
Ace Hardware
West Marine

Product Details

Specifications

Details
Information Effective Date 9/8/15
Packaging Depth 4.5 IN
Packaging Height 9.75 IN
Packaging Width 4.5 IN
Package Weight 2.414

Reviews From Real Customers

curling249f6
Gar442
Jarrett Cayavec

4. 3M Marine Cleaner & Wax, 16 oz.

3M Marine Cleaner & Wax, 16 oz.

  • 16 oz

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Amazon.com – Seller
eBay
National Supply Direct
Acme Tools

Product Details

Specifications

Details
Brand 3M
Industry Marine
Product Type Wax
Material Compatibility Fiberglass
Color Tan

Reviews From Real Customers

S.
Allen

5. Meguiar’s Heavy Duty Oxidation Remover – 16 oz.

Meguiar's Heavy Duty Oxidation Remover - 16 oz.

  • 16 oz

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Amazon.com
Walmart
Ace Hardware
West Marine

Product Details

Specifications

Details
Product Type Heavy Duty Oxidation Remover
Brand Name Meguiar’s
Number in Package 1 pk

Reviews From Real Customers

R.B.

6. TotalBoat White Knight Fiberglass Stain Remover 16 oz

TotalBoat White Knight Fiberglass Stain Remover 16 oz

  • Removes dirt, exhaust, oil, rust, scum, & waterline stains from fiberglass gelcoat surfaces.
  • Non abrasive gel formula cleans deeply & lifts stains without damaing gelcoat.
  • No scrubbing or compounding required. Let sit for 10-15 minutes and rinse.
  • Use on boats and RVs, shower stalls, fiberglass furniture, white painted surfaces & stainless steel.
  • 16 oz jar. Made in the USA.

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Amazon.com
TotalBoat
Jamestown Distributors

Product Details

Specifications

Details
Item Package Dimensions L x W x H 4.02 x 3.66 x 3.54 inches
Included Components Stain Remover
Surface Recommendation Stainless Steel, Fiberglass
Contains Liquid Contents Yes

Reviews From Real Customers

Granny
RLW
Rowing Eric

7. Shurhold Serious Marine Cleaner SMC – 32oz

Shurhold Serious Marine Cleaner SMC - 32oz

  • Multipurpose, multisurface cleaner
  • Surfaces: Fiberglass, Vinyl, Carpet, Rubber, Teak, Acrylic, Canvas
  • Purposes: black streaks, vinyl seating, exhaust stains, bilges, carpet stains, wheel and rims, fish blood and more
  • No need to use numerous cleaners

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Amazon.com
eBay
Walmart
Home Depot

Product Details

Specifications

Details
Theme Type Cleaning

Reviews From Real Customers

P.T.J.

8. Meguiar’s M4965 Marine/RV Fiberglass Restoration System

Meguiar's M4965 Marine/RV Fiberglass Restoration System

  • BRING YOUR BOAT BACK TO LIFE: Fiberglass restoration system helps to restore fiberglass and gel coats
  • REMOVE BOAT STAINS: Oxidation Remover will remove oxidation stains and scratches from your boat
  • MAKE YOUR BOAT SHINE: High Gloss Polish will make your boat shine brightly in and out of the water
  • WAX THAT LASTS: Pure Wax provides long-lasting and durable protection to your boat
  • QUALITY AND QUANTITY: Each bottle is 16oz, which means you get more bang for your boat

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Amazon.com

Product Details

Specifications

Details
Product Dimensions 12 x 12 x 9.25 inches
Country of Origin USA
Is Discontinued By Manufacturer Yes
OEM Part Number MEGM4965

Reviews From Real Customers

Kenneth K.
M.R.
Denny

9. Meguiar S Extreme Marine – APC / Interior Multi-Surface Cleaner

Meguiar S Extreme Marine - APC / Interior Multi-Surface Cleaner

  • Quickly removes dirt, grime, black streaks and grease from many marine surfaces
  • Extremely effective on vinyl seating, canvas, outboard motors, non-skid, fiberglass and gel coat
  • Can be applied by spraying onto a towel and wiping, or spraying and scrubbing with a brush, followed by rinsing away
  • Excellent first step for deep cleaning vinyl and rubber, followed by Meguiar’s Extreme Marine Vinyl and Rubber Protectant
  • Easy spray-and-wipe formula is highly effective at lifting stains from many surfaces on a watercraft

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Amazon.com
eBay
Walmart
Frank’s Great Outdoors

Product Details

Specifications

Details
Theme Type Cleaning

Reviews From Real Customers

a.d.
H.s.

10. Shurhold 1 gal. Serious Marine Cleaner

Shurhold 1 gal. Serious Marine Cleaner

  • Quick drying, plastic safe formula leaves no residue
  • Ideal for applications where lower flashpoing materials can be tolerated
  • Not VOC Compliant for California & OTC
  • Helps prevent contact failure
  • Highest quality

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Home Depot

Product Details

Specifications

Details
Theme Type Cleaning

11. Star Brite Ultimate Fiberglass Stain Remover

Star Brite Ultimate Fiberglass Stain Remover

  • Gel”sticks” where it is sprayed, making it ideal for vertical surfaces
  • Penetrates into the stain to lift and remove it without heavy scrubbing
  • Safe for all fiberglass surfaces; does not contain dangerous, caustic acids
  • Ideal for removing “yellowing” and scum lines on hulls
  • Dissolves rust, fish blood, dried leaf spots and other tough stains

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Walmart
National Supply Direct

Product Details

Specifications

Details
Item Package Dimensions L x W x H 11.5 x 5 x 3.5 inches
Item Dimensions LxWxH 3.13 x 4.88 x 11.63 inches
Suggested Users Unisex-adult
Style 32 Oz Gel Spray
Specific Uses For Product Stain Remover

Reviews From Real Customers

Greg D.
Susan M.
Edward L.

12. Meguiar’s Boat/RV Cleaner Wax – Liquid – 32 oz.

Meguiar's Boat/RV Cleaner Wax - Liquid - 32 oz.

  • Removes scratches, oxidation and lime stains
  • Ideal for boat, caravan or camper
  • Restores Color
  • Wax protection

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Amazon.com
eBay
Walmart
West Marine

Product Details

Specifications

Details
Theme Type Cleaning

Reviews From Real Customers

Andy1602
E.C.

13. 3M 09011 Marine Cleaner & Wax, 1 Gallon

3M 09011 Marine Cleaner & Wax, 1 Gallon

  • Scientifically formulated for cleaning gelcoat and fiberglass surfaces on boats and RVs CLEANS AND SHINES
  • Strips away light to medium oxidation and restores gloss at the same time ONE-STEP APPLICATION SAVES TIME
  • Double-duty formula combines rubbing compound and wax into one easy step EASY TO USE
  • Removes stains, film, oxidation and light marks from watercraft surfaces when used with a rotary buffer, or by hand for small areas LASTING PROTECTION

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Amazon.com
eBay
Walmart – JB Tool Sales
Home Depot

Product Details

Specifications

Details
Brand 3M
Industry Marine
Product Type Wax
Material Compatibility Fiberglass
Color Tan

Reviews From Real Customers

jam01

14. Boat Non Skid Cleaner Deck Cleaner for Boat Wash Soap Marine Grade Fiberglass Aluminum Boat Cleaner to Clean Anti Stick Surface, Plastic, Vinyl

Boat Non Skid Cleaner Deck Cleaner for Boat Wash Soap Marine Grade Fiberglass Aluminum Boat Cleaner to Clean Anti Stick Surface, Plastic, Vinyl

  • 1 Gallon

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RidgeDepot.com

Product Details

Specifications

Details
Item Package Dimensions L x W x H 12.87 x 9.25 x 3.94 inches
Style 1 Gallon

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Starlight1972
Beamanager
spazgirl99

15. Star Brite 32 oz Hull Cleaner – Gel Spray

Star Brite 32 oz Hull Cleaner - Gel Spray

  • 32 oz

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Walmart
Lowe’s
West Marine

Product Details

Specifications

Details
Item Package Dimensions L x W x H 11.54 x 5.12 x 3.58 inches
Item Dimensions LxWxH 3.13 x 4.88 x 11.63 inches
Contains Liquid Contents No

Reviews From Real Customers

2 Sharp Rob
Jason A

16. Meguiar’s M4965 mg Fiberglass Oxidation Removal Kit

Meguiar's M4965 mg Fiberglass Oxidation Removal Kit

  • Three step process to restore fibreglass gelcoats
  • Oxidation remover takes care of wear
  • Polish restores brilliant gloss
  • Pure wax provides durable protection for surface

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Amazon
eBay
Walmart
West Marine

Product Details

Specifications

Details
Theme Type Cleaning

17. Meguiar’s Boat/RV Cleaner Wax – Paste

Meguiar's Boat/RV Cleaner Wax - Paste

  • A non-abrasive formula that cleans, polishes and protects all fiberglass gel coat marine or RV surfaces in one easy step.
  • Available in liquid or paste.

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Amazon
Waveinn.com

Product Details

Specifications

Details
Assembled Product Dimensions (L x W x H) 5.20 x 5.20 x 3.15 Inches

Reviews From Real Customers

PolarBirdGee
darryls125
rytyme

18. Star Brite 083222p 22 oz. Super Spray Boat Cleaner

Star Brite 083222p 22 oz. Super Spray Boat Cleaner

  • 22 oz

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Amazon
Trailer Parts Source
Marine Parts Source

Product Details

Specifications

Details
Florida 0
Michigan 11
Ohio 2
Tennessee 6
Wisconsin 6

Reviews From Real Customers

rick
MrRG
Reviewed by C H Marine Ltd customer

19. Star Brite Hull Cleaner Gel Spray, 22 oz

Star Brite Hull Cleaner Gel Spray, 22 oz

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Walmart
AutoZone

Product Details

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Details
Assembled Product Weight 0.0 lb

20. Star Brite Fiberglass Stain Remover, 32 oz. 98932

Star Brite Fiberglass Stain Remover, 32 oz. 98932

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Wholesale Marine
PartsVu
NuWave Marine

Product Details

Conclusion

There are many fiberglass cleaners on the market that are specifically designed for boats. When choosing a cleaner, it is important to consider the specific needs of your boat. Some factors to consider include the size of your boat, the type of fiberglass, and the environment in which your boat is typically used.

One of the most popular fiberglass cleaners on the market is the 3M Marine Fiberglass Cleaner. This cleaner is designed for use on all types of fiberglass, including gelcoat. It is safe for use on boats of all sizes and can be used in both fresh and salt water environments.

Another popular option is the Star brite Ultimate Composite and Fiberglass Cleaner. This cleaner is also designed for use on all types of fiberglass and gelcoat. It is safe for use on boats of all sizes and can be used in both fresh and salt water environments.

whichever cleaner you choose, be sure to follow the manufacturer’s directions for use. In general, fiberglass cleaners should be applied with a soft cloth or sponge and then rinsed off with fresh water.

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