Best Antifouling Bottom Paint

We know it can be difficult to choose the Best Antifouling Bottom Paint, but we have found 10 products that are both trendy and top rated. To help you find your perfect match for any budget or needs here is our list of recommendations:

Best Antifouling Bottom Paint of 2022: Compared

Best Antifouling Bottom Paint Reviews in 2022

No. 1
TotalBoat JD Select Ablative Antifouling Bottom Paint for Fiberglass, Wood and Steel Boats (Black, Gallon)
  • 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
  • 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
No. 2
TotalBoat Spartan Antifouling Bottom Paint for Boats - Multi-Season Protection for Fiberglass, Wood and Steel (Black, Gallon)
  • 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
SaleNo. 3
Interlux YBB379/1 Fiberglass Bottomkote NT Antifouling Paint - Black, Gallon
  • Optimizes the benefits of hard and ablative paints through a unique Dual Resin approach
  • Coating prevents premature wear-through yet a slow polishing action minimizes unnecessary paint build-up
  • Surface continuously smoothes with use, providing a fast, fuel efficient coating
  • Cost effective choice for all power and sail boats and in all waters
  • Paint Color: Black
No. 4
TotalBoat Krypton Copper Free Antifouling – Marine Ablative Boat Bottom Paint | for Fiberglass, Wood, Aluminum & Steel Boats | Ideal for Outdrives & Trim Tabs (Blue, Quart)
  • 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
No. 5
TotalBoat Underdog Marine Antifouling Bottom Paint for Fiberglass, Wood and Steel Boats (Black, Gallon)
  • ECONOMICAL ANTIFOULING BOTTOM PAINT PROVIDES EXCELLENT FULL-SEASON PROTECTION: Keeps barnacles and other marine fouling organisms from clinging to your hull bottom; ideal for sailboats, power boats, fishing and work boats in all types of saltwater conditions
  • ABLATIVE MARINE BOTTOM PAINT RELEASES FRESH BIOCODE CONTINUOUSLY to combat marine fouling & reduce paint buildup; Underdog is most effective on boats used frequently; durable finish withstands trailering & beaching better than traditional ablative paints
  • USE ON PROPERLY PREPARED FIBERGLASS, WOOD, STEEL, IRON, AND PREVIOUSLY PAINTED SURFACES IN GOOD CONDITION. Because the ablative coating wears away during the season, there's no paint buildup, which makes your bottom paint job easier next season
  • EASY TO APPLY BY BRUSH, ROLLER OR SPRAYING: Use a natural bristle brush, a 3/16” nap or foam solvent-safe roller, or use airless or conventional spray equipment. THINNING (10%): brush/roller - TotalBoat Special Brushing Thinner 100; spray gun - xylene
  • AVAILABLE IN GALLON SIZE IN BLACK, BLUE AND RED COLORS. Coverage: 500 sq ft per gallon; this product is a marine paint intended for antifouling use on boats, applied to hulls and boat bottoms below the waterline only. It is not intended for household use
SaleNo. 6
INTERLUX - Fiberglass Bottomkote NT, Paint For Fiberglass Boats, Antifouling Paint For Boats, Marine Paint For Fiberglass Boats, Antifouling Bottom Paint in Blue
  • Optimizes the benefits of hard and ablative paints through a unique Dual Resin approach
  • Coating prevents premature wear-through yet a slow polishing action minimizes unnecessary paint build-up
  • Surface continuously smoothes with use, providing a fast, fuel efficient coating
  • Cost effective choice for all power and sail boats and in all waters
  • Paint Color: Blue
No. 7
TotalBoat Alumipaint AF Aluminum and Pontoon Boat Bottom Paint (Black, Gallon)
  • 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)
SaleNo. 10
Interlux V118/1 VC Offshore Antifouling Paint - Black, Gallon
  • Superb racing antifouling for use in fresh water and salt water
  • Formulated with fluoro microadditive for a low friction surface
  • A very hard, smooth finish that can be burnished to a very low profile for maximum durability and performance
  • Size: 1 Gallon
  • Paint Color: Black

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