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Top 10
June 2025
Best Antifouling Paint For Boats Blue
We made a list of the top 10 Antifouling Paint For Boats Blue based on verified reviews, popularity and other factors which we summarized for you in this list.
Best Choice
1
Interlux Fiberglass Bottomkote NT, 1 Gallon, Blue, Antifouling Marine Paint for Boats
Interlux
9.0
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✓
BEST IN CLASS
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2
TotalBoat Krypton Copper Free Antifouling – Marine Ablative Boat Bottom Paint | for Fiberglass, Wood, Aluminum & Steel Boats | Ideal for Outdrives & Trim Tabs (Blue, Quart)
TotalBoat
8.8
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✓
HIGH-PERFORMANCE MARINE ANTIFOULING BOAT BOTTOM PAINT provides superior single-season protection against barnacles, weeds, algae & slime in fresh water, salt water, and brackish water
✓
COPPER FREE FORMULA won't cause galvanic corrosion on aluminum boats, outdrives and trim tabs; copper-free paint also means colors are much brighter than bottom paint that contains copper biocide
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FOR USE ON FIBERGLASS, WOOD, STEEL, IRON & ALUMINUM BOATS below the waterline only; haul and relaunch without losing the effectiveness of the biocide
✓
EASY TO APPLY: For brushing, use a high-quality, natural bristle brush; for rolling, use a 3/16” nap or foam solvent-safe roller cover; if needed, thin with TotalBoat Special Brushing Thinner 100 (brushing/rolling) or TotalBoat Spray Thinner 101 (spraying)
✓
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; after applying, there’s no maximum dry time before launch
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3
Rust-Oleum 207013 Marine Flat Boat Bottom Antifouling Paint, Quart, Blue
Rust-Oleum
8.7
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✓
Ideal for use on fiberglass, wood or steel surfaces to prevent fouling below the waterline
✓
Formulated to slowly release copper in order to prevent fouling
✓
Able to recoat in 4 hours, to launch in 16 hours and covers up to 110 sq ft
✓
Protective coating resists buildup of barnacles, algae and other marine growth
✓
Hard, smooth finish provides a flat sheen over most aged antifouling coatings
✓
For use in mild to moderate fouling conditions
✓
Suitable for both fresh and saltwater
✓
Best for boats that are regularly hauled and cleaned
✓
Use on fiberglass boats and all non-aluminum trailer boats
✓
This item is not for sale in Catalina Island
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4
Interlux YBA060/QT Trilux 33 Antifouling Paint - Blue, Quart
Interlux
8.6
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BEST IN CLASS
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5
TotalBoat JD Select Ablative Antifouling Bottom Paint for Fiberglass, Wood and Steel Boats (Blue, Gallon), 1 Gallon (Pack of 1)
TotalBoat
8.4
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✓
ANTIFOULING PAINT FOR BOATS: Unique hybrid paint film keeps barnacles, weeds and slime from clinging to the bottom of your power boat or sailboat for a full season; ideal for fiberglass, wood and steel boats in salt water and fresh water
✓
ABLATIVE BOTTOM PAINT: Self-polishing coating wears away gradually as the boat moves through the water; minimizes bottom paint build up so you have less sanding to do next season; durable finish can be burnished for smoothness, speed & fuel efficiency
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LOW ODOR, LOW VOCs, EASY CLEANUP: This low-VOC, water-based marine paint has no toxic fumes, and cleans up easily with soap and water; ideal for use in marinas and boat yards with environmental restrictions; no maximum dry time before launch
✓
EASY TO APPLY BY BRUSH, ROLLER OR SPRAY: Brush - natural bristle; Roller - 3/16” nap or foam solvent-safe cover; Spray - airless or conventional; if needed, thin with water, up to 10%; apply 1-2 thin coats; no sanding needed between coats
✓
AVAILABLE IN BLACK, BLUE, GREEN & RED COLORS in Quart and Gallon sizes; Coverage: 500 sq. ft. per gallon. Compatible with most previously applied bottom paints: Apply over existing ablative or hard bottom paints; for use on boat bottoms & hulls below waterline only
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6
TotalBoat Krypton Copper Free Antifouling – Marine Ablative Boat Bottom Paint | for Fiberglass, Wood, Aluminum & Steel Boats | Ideal for Outdrives & Trim Tabs (Black, Quart)
TotalBoat
8.3
VIEW DEAL
Buy on Amazon
✓
HIGH-PERFORMANCE MARINE ANTIFOULING BOAT BOTTOM PAINT provides superior single-season protection against barnacles, weeds, algae & slime in fresh water, salt water, and brackish water
✓
COPPER FREE FORMULA won't cause galvanic corrosion on aluminum boats, outdrives and trim tabs; copper-free paint also means colors are much brighter than bottom paint that contains copper biocide
✓
FOR USE ON FIBERGLASS, WOOD, STEEL, IRON & ALUMINUM BOATS below the waterline only; haul and relaunch without losing the effectiveness of the biocide
✓
EASY TO APPLY: For brushing, use a high-quality, natural bristle brush; for rolling, use a 3/16” nap or foam solvent-safe roller cover; if needed, thin with TotalBoat Special Brushing Thinner 100 (brushing/rolling) or TotalBoat Spray Thinner 101 (spraying)
✓
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; after applying, there’s no maximum dry time before launch
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on Amazon
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7
TotalBoat Alumipaint AF Aluminum and Pontoon Boat Bottom Paint (Black, Gallon), 1 Gallon (Pack of 1)
TotalBoat
8.2
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✓
COPPER-FREE ANTIFOULING PAINT for superior single-season protection on pontoons & aluminum hulls.
✓
ABLATIVE PAINT wears away to continuously expose fresh biocide for maximum protection.
✓
SPECIFICALLY FORMULATED FOR PONTOON & ALUMINUM BOATS. Bottom paints are used below the waterline only.
✓
EXCELLENT PERFORMANCE ON OUTDRIVES & RUNNING GEAR. Copper-free formula won't cause galvanic corrosion.
✓
AVAILABLE IN QUARTS & GALLONS, IN YOUR CHOICE OF BLACK OR BLUE. Coverage: 500 sq. ft. per gallon (125 sq. ft. per quart)
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8
Interlux Y5580/1 Micron CSC Antifouling Paint - Blue, Gallon
Interlux
8.0
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✓
Controlled polishing
✓
Multi-seasonal performance
✓
Proven performance for 20 years
✓
Uses less copper more efficiently
✓
Paint Color: Blue
✓
Flash point: 12.22 degrees_celsius
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9
TotalBoat Spartan Antifouling Bottom Paint for Boats - Multi-Season Protection for Fiberglass, Wood and Steel (Blue, Gallon)
TotalBoat
7.8
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✓
MARINE BOTTOM PAINT FOR MULTI-SEASON PROTECTION IN HIGH FOULING CONDITIONS: High copper content (38% cuprous oxide) for maximum antifouling protection against barnacles & slime for sailboats & power boats in fresh, salt and brackish waters
✓
SMOOTH, ABRASION-RESISTANT FINISH FOR MAXIMUM PERFORMANCE: Offers maximum speed and fuel efficiency; can be burnished for a racing finish; advanced copolymer ablative formula offers continuous antifouling protection whether the boat is at anchor or underway
✓
HAUL AND RELAUNCH WITHOUT REPAINTING: Hauled your boat for longer than 2 weeks? Simply scuff lightly to reactivate this paint's antifouling properties; ablative formula reduces paint buildup, which means no heavy sanding next time you apply bottom paint
✓
EASY TO APPLY, DRIES FAST: Apply by brushing, rolling or spraying on fiberglass, wood, steel and previously painted surfaces in good conditions. THINNING: Brush/roller application - TotalBoat Special Brushing Thinner 100; Spray application - TotalBoat Spray Thinner 101
✓
AVAILABLE IN BLACK, BLUE, GREEN & RED COLORS in Gallon size; Black and Blue are also available in Quarts; Coverage: 500 sq ft.per gallon; NOTE: This paint has no maximum dry time before launching your boat is required
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10
Rust-Oleum 207013-4PK Marine Boat Bottom Antifouling Paint, Quart, Blue, 4 Pack
Rust-Oleum
7.7
VIEW DEAL
Buy on Amazon
✓
Ideal for use on fiberglass, wood or steel surfaces to prevent fouling below the waterline
✓
Formulated to slowly release copper in order to prevent fouling
✓
Able to recoat in 4 hours, to launch in 16 hours and covers up to 110 sq. ft.
✓
Protective coating resists buildup of barnacle and other marine growth
✓
Hard, smooth finish provides a flat sheen over most aged antifouling coatings
Learn more
on Amazon
More Info
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