Collection: Antifouling Systems

Protect what’s below the waterline.

Explore marine antifouling systems, sacrificial anodes and corrosion-protection products designed to help protect critical underwater components and maintain your vessel season after season.

Shop boat anodes, zinc anodes, aluminum anodes, magnesium anodes, shaft anodes, propeller anodes, trim-tab anodes and marine antifouling equipment for sailboats, powerboats, yachts and other marine applications.

Whether you're replacing worn sacrificial anodes, maintaining underwater running gear or preparing your boat for another season in the water, Roam & Harbor makes it easier to find essential products for protecting your vessel below the waterline.

From routine maintenance to long-term vessel care, choosing the appropriate corrosion and fouling protection for your boat and operating environment is an important part of keeping underwater systems maintained and ready for the water.

Protect below the waterline. Preserve the adventure.

147 products

  • Performance Metals

    Performance Metals Bennett Trim Tab Anode Set - Aluminum [HBNTA]

    Regular price $30.03 USD
    Sale price $30.03 USD Regular price $0.00 USD

    Bennett Trim Tab Anode Set - AluminumUsed on Bennett Trim Tabs.Performance Metals Navalloy® aluminum anodes are manufactured to the military specification MIL-DTL 24779 and are suitable for...

  • Save $0.99 USD
    Performance Metals

    Performance Metals 6-1/2" Rudder/Trim Tab Anode - Aluminum [R6500A]

    Regular price $55.99 USD
    Sale price $55.99 USD Regular price $56.98 USD

    6-1/2" Rudder/Trim Tab Anode - AluminumAluminum trim tab or rudder anode with 2 halves and stainless steel hardware. Nuts are pressed into the casting.Performance Metals Navalloy®...

  • Save $1.00 USD
    Performance Metals

    Performance Metals 3-3/4" Rudder/Trim Tab Anode - Aluminum [R3750A]

    Regular price $18.99 USD
    Sale price $18.99 USD Regular price $19.99 USD

    3-3/4" Rudder/Trim Tab Anode - AluminumAluminum trim tab or rudder anode with 2 halves and stainless steel hardware. Nuts are pressed into the casting.Performance Metals Navalloy®...

  • Save $0.57 USD
    Performance Metals

    Performance Metals 2-13/16" Rudder/Trim Tab Anode - Aluminum [R2813A]

    Regular price $12.99 USD
    Sale price $12.99 USD Regular price $13.56 USD

    2-13/16" Rudder/Trim Tab Anode - AluminumAluminum trim tab or rudder anode with 2 halves and stainless steel hardware. Nuts are pressed into the casting.Performance Metals Navalloy®...

  • Save $0.17 USD
    Performance Metals

    Performance Metals 1-7/8" Rudder/Trim Tab Anode - Aluminum [R1875A]

    Regular price $9.99 USD
    Sale price $9.99 USD Regular price $10.16 USD

    1-7/8" Rudder/Trim Tab Anode - AluminumAluminum trim tab or rudder anode with 2 halves and stainless steel hardware. Nuts are pressed into the casting.Performance Metals Navalloy®...

  • Save $1.79 USD
    Performance Metals

    Performance Metals 2-3/4" Streamlined Shaft Anode - Aluminum [C2750A]

    Regular price $69.99 USD
    Sale price $69.99 USD Regular price $71.78 USD

    2-3/4" Streamlined Shaft Anode - AluminumAluminum shaft anode with 2 halves and stainless steel hardware.Nuts are pressed into the casting and bolts are captured with plastic...

  • Performance Metals

    Performance Metals 2" Streamlined Shaft Anode - Aluminum [C2000A]

    Regular price $24.42 USD
    Sale price $24.42 USD Regular price $0.00 USD

    2" Streamlined Shaft Anode - AluminumAluminum shaft anode with 2 halves and stainless steel hardware.Nuts are pressed into the casting and bolts are captured with plastic...

  • Save $2.58 USD
    Performance Metals

    Performance Metals 1-3/4" Streamlined Shaft Anode - Aluminum [C1750A]

    Regular price $22.99 USD
    Sale price $22.99 USD Regular price $25.57 USD

    1-3/4" Streamlined Shaft Anode - AluminumAluminum shaft anode with 2 halves and stainless steel hardware.Nuts are pressed into the casting and bolts are captured with plastic...

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