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.

146 products

  • Tecnoseal

    Tecnoseal Anode Kit w/Hardware - Mercury Verado 4 - Magnesium [20814MG]

    Regular price $42.35 USD
    Sale price $42.35 USD Regular price $0.00 USD

    Mercury Verado 4 Anode KitContents: (1) 00820MG (2) 00825MG (1) 00816MG Material: MagnesiumPackaging: PolybagHardware: Included Specifications: Material: Magnesium Box Dimensions: 2"H x 7"W x 8"L WT:...

  • Tecnoseal

    Tecnoseal Anode Kit w/Hardware - Mercury Verado 4 - Zinc [20814]

    Regular price $45.58 USD
    Sale price $45.58 USD Regular price $0.00 USD

    Mercury Verado 4 Anode KitContents: (1) 00820 (2) 00825 (1) 00816 Material: ZincPackaging: PolybagHardware: Included Specifications: Material: Zinc Box Dimensions: 1"H x 4"W x 8"L WT:...

  • Tecnoseal

    Tecnoseal Anode Kit w/Hardware - Mercury Bravo 3 2004-Present - Aluminum [20805AL]

    Regular price $66.55 USD
    Sale price $66.55 USD Regular price $0.00 USD

    Mercury Bravo 3 2004 Anode KitContents: (1) 00835AL (1) 00820AL (2) 00818AL (1) 00836AL (1) 00815AL Material: AluminumPackaging: PolybagHardware: Included Specifications: Material: Aluminum Box Dimensions: 3"H...

  • Save $3.80 USD
    Tecnoseal

    Tecnoseal Anode Kit w/Hardware - Mercury Bravo 2-3 up to 2003 - Magnesium [20804MG]

    Regular price $58.99 USD
    Sale price $58.99 USD Regular price $62.79 USD

    Mercury Bravo 2-3 Anode KitContents: (1) 00815MG (1) 00820MG (2) 00818MG Material: MagnesiumPackaging: PolybagHardware: Included Specifications: Material: Magnesium Box Dimensions: 2"H x 4"W x 9"L WT:...

  • Tecnoseal

    Tecnoseal Anode Kit w/Hardware - Mercury Bravo 2-3 - Aluminum [20804AL]

    Regular price $47.31 USD
    Sale price $47.31 USD Regular price $0.00 USD

    Mercury Bravo 2-3 Anode KitContents: (1) 00815AL (1) 00820AL (2) 00818AL Material: AluminumPackaging: PolybagHardware: Included Specifications: Material: Aluminum Box Dimensions: 2"H x 4"W x 9"L WT:...

  • Save $3.10 USD
    Tecnoseal

    Tecnoseal Anode Kit w/Hardware - Mercury Bravo 2-3 - Zinc [20804]

    Regular price $49.99 USD
    Sale price $49.99 USD Regular price $53.09 USD

    Mercury Bravo 2-3 Anode KitContents: (1) 00815 (1) 00820 (2) 00818 Material: ZincPackaging: PolybagHardware: Included Specifications: Material: Zinc Box Dimensions: 2"H x 4"W x 9"L WT:...

  • Save $4.23 USD
    Tecnoseal

    Tecnoseal Anode Kit w/Hardware - Mercury Bravo 1 - Magnesium [20803MG]

    Regular price $67.99 USD
    Sale price $67.99 USD Regular price $72.22 USD

    Mercury Bravo 1 Anode KitContents: (1) 00815MG (1) 00820MG (1) 00828MG (2) 00818MG Material: MagnesiumPackaging: PolybagHardware: Included Specifications: Material: Magnesium Box Dimensions: 3"H x 7"W x...

  • Tecnoseal

    Tecnoseal Anode Kit w/Hardware - Mercury Bravo 1 - Aluminum [20803AL]

    Regular price $54.93 USD
    Sale price $54.93 USD Regular price $0.00 USD

    Mercury Bravo 1 Anode KitContents: (1) 00815AL (1) 00820AL (1) 00828AL (2) 00818AL Material: AluminumPackaging: PolybagHardware: Included Specifications: Material: Aluminum Box Dimensions: 3"H x 6"W x...

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