Best Marine Bottom Paint For Fiberglass Boats In May 2025

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With the number of alternatives available on the market, getting the right one could sometimes be a difficult task.. That’s why our platform is dedicated to product testing and coming up with this list of top 10 Best Marine Bottom Paint For Fiberglass Boats. Having done thorough research on this topic, we hope that our list will help you find the one you need!

To help you in your search, we have completed this list of the Best Marine Bottom Paint For Fiberglass Boats.

Top Rated Best Marine Bottom Paint For Fiberglass Boats Of 2025

Rank	Product Name	Score
1	Rust-Oleum Available 207012 Marine Flat Boat Bottom Antifouling Paint, 1-Quart, Black Buy Now	9.7 Buy Now
2	Rust-Oleum 206999 Marine Topside Paint, Gloss White, 1-Quart Buy Now	9.5 Buy Now
3	Rust-Oleum 207014 Marine Wood and Fiberglass Primer Buy Now	9.1 Buy Now
4	TotalBoat Krypton Copper Free Antifouling – Marine Ablative Boat Bottom Paint | Buy Now	8.8 Buy Now
5	TotalBoat Topside Primer (White, Gallon), Model:365404 Buy Now	8.6 Buy Now
6	Interlux Y7790U/QT Black ACT Antifouling Paint, Quart, 32. Fluid Ounces Buy Now	8.3 Buy Now
7	TotalBoat TotalProtect Epoxy Barrier Coat System White Gallon Buy Now	8.1 Buy Now
8	Interlux YBE169/QT Blue Aqua One Performance (Ablative, Quart), 32. Fluid Ounces Buy Now	7.8 Buy Now
9	TotalBoat Wet Edge White Gallon Buy Now	7.5 Buy Now
10	Pettit Paint EZ-Poxy, Ocean Blue, Quart Buy Now	7.2 Buy Now

1. Rust-Oleum Available 207012 Marine Flat Boat Bottom Antifouling Paint, 1-Quart, Black

• Protective coating resists buildup of barnacles, algae and other marine growth
• Formulated to slowly release copper in order to prevent fouling
• This item is not for sale in catalina island
• Best for boats that are regularly hauled and cleaned
• Ideal for use on fiberglass, wood or steel surfaces to prevent fouling below the waterline
• For use in mild to moderate fouling conditions

2. Rust-Oleum 206999 Marine Topside Paint, Gloss White, 1-Quart

• Oil-based formula is flexible and applies easily with excellent leveling
• Ideal for use on fiberglass, wood or metal surfaces above the waterline
• Uv resistant
• This item is not for sale in catalina island
• Resists abrasions
• Durable coating resists abrasion and extreme weather conditions and provides long-lasting uv protection

3. Rust-Oleum 207014 Marine Wood and Fiberglass Primer

• Durable, corrosion-resistant primer sands easily and works on bare, lightly rusted and previously painted surfaces for maximum protection
• This item is not for sale in catalina island
• Applies as a base coat to ensure for better adhesion of topcoats and longer-lasting finishes
• Can be applied to previously painted surfaces
• Enhances the gloss and appearance of top coats
• Ideal for use on wood or fiberglass surfaces above the waterline

4. TotalBoat Krypton Copper Free Antifouling – Marine Ablative Boat Bottom Paint |

• Krypton can be applied to fiberglass, wood, steel, iron & aluminum boats. bottom paints are for use below the waterline only.
• Easy to apply by brush, roller, or spraying: for brushing, use a high-quality, natural bristle brush, for rolling, use a 3/16 nap or foam solvent-safe roller cover. copolymer formula means that after application, theres no maximum dry time to launch. so you can paint in the fall, store for the winter, and launch in the spring! you can also haul and relaunch without lo...
• Bright colors are more vibrant than bottom paints containing copper biocide.
• Available in five bright, vibrant colors: blue (quart & gallon), black (quart & gallon), white (quart & gallon), green (gallon only), and red (gallon only). coverage: 500 sq. ft. per gallon.
• Copper-free, eco-friendly, high-performance marine antifouling boat bottom paint provides superior single-season protection against barnacles, weeds, algae & slime.

5. TotalBoat Topside Primer (White, Gallon), Model:365404

• High-performance one-part marine topside paint primer.
• Apply on wood, fiberglass, gelcoat, and over previously painted surfaces, above the waterline via brush, roller, or sprayer.
• High-solids primer requires only a single coat. fast drying, non-lifting.
• Compatible with both 1-part and 2-part polyurethane and enamel finishes.
• Available in white and gray, in quart and gallon sizes. coverage: 250-300 sq. ft. per gallon.

6. Interlux Y7790U/QT Black ACT Antifouling Paint, Quart, 32. Fluid Ounces

• Season-to-season antifouling protection
• Eliminates paint build up and sanding
• Compatible surfaces include fiberglass, wood and properly primed metals (do not use on aluminum)
• Coverage: 430 sq. ft./gal. yields 2 mils dry film thickness
• Best value ablative antifouling protection

7. TotalBoat TotalProtect Epoxy Barrier Coat System White Gallon

• Easy to mix and apply by roller or spray. no sanding requied. fast drying primer creates a flexible, durable epoxy barrier coat.
• Excellent for gelcoat blister prevention and repair work on fiberglass boats
• High build two part epoxy primer and barrier coat for use above and below the waterline
• Provides superior corrosion protection on all underwater metals
• Available in your choice of white or gray in quart or gallon size kit. coverage: estimated coverage @ 2 mils dry thickness per coat is 400 sq. ft. per gallon.

8. Interlux YBE169/QT Blue Aqua One Performance (Ablative, Quart), 32. Fluid Ounces

• Size: 1 quart
• Wears away with use, minimizing build-up and the need for heavy sanding
• Very easy to apply
• Water-based ablative antifouling for use in salt, brackish and fresh water
• Product color: blue

9. TotalBoat Wet Edge White Gallon

• Superior color and gloss retention. easy to clean.
• Self-leveling formula with easy brush ability gives professional-looking results with just a brush & roller.
• Available in 21 popular colors. choose quart or gallon size then select desired color. coverage: 350-400 sq. ft./gallon. (black, gray, & white are also available in a flat finish.)
• Brush, roll & tip, or spray on properly prepared fiberglass, wood, & previously painted hulls and other surfaces above the waterline. not for continuous submersion on boat bottoms that remain in the water longer than 72 hours.
• Durable 1-component marine polyurethane provides a beautiful finish with maximum abrasion resistance.

10. Pettit Paint EZ-Poxy, Ocean Blue, Quart

• Ocean blue