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

  • VETUS

    VETUS Hull Anode Type 15 - Zinc [ZINK15C]

    Regular price $75.99 USD
    Sale price $75.99 USD Regular price $0.00 USD

    Hull Anode Type 15 - ZincFor sailing on salt water or brackish water, we recommend the use of zinc anodes. Cathodic protection by means of anodes...

  • Tecnoseal

    Tecnoseal Zinc Volvo Penta Split Collar Anode f/Volvo Penta Saildrives 130s 150s [00734-1]

    Regular price $42.42 USD
    Sale price $42.42 USD Regular price $0.00 USD

    Zinc Volvo Penta Split Collar Anode for Volvo Penta Saildrives 130s & 150sThe Zinc Volvo Penta Split Collar Anode is designed to fit around Volvo Penta...

  • Tecnoseal

    Tecnoseal Side Power Anode [01052]

    Regular price $5.74 USD
    Sale price $5.74 USD Regular price $0.00 USD

    Side Power AnodeTecnoseal Sleipner Zinc Sidepower Anode 71190/51180 for side power thrusters. Fits SP55S, SE60, SP75T, SE80, SP95T and SE100 models. SR100, SX80, SX100, SE80, SE100,...

  • Tecnoseal

    Tecnoseal TEC-BNT Bennett Trim Tab Anode - Zinc - Pair [KIT-TEC-BT]

    Regular price $27.05 USD
    Sale price $27.05 USD Regular price $0.00 USD

    TEC-BNT Bennett Trim Tab Anode - Zinc - PairBennett Trim Tab Anode Features & Specifications: Material: Zinc Length: 3.76" Width: 1.12" Height: 0.55" Weight: 0.47lbs Specifications:...

  • VETUS

    VETUS Zinc Anode Set f/Bow Thrusters - 75/80/95 kgf Bow Thrusters [SET0150]

    Regular price $89.31 USD
    Sale price $89.31 USD Regular price $0.00 USD

    Zinc Anode Set f/Bow Thrusters - 75/80/95 kgf Bow ThrustersSpare set zinc anode for 60/75/80/95 kgf bow thrusters. Supplied with two stainless steel Allen head countersunk...

  • Tecnoseal

    Tecnoseal TEC-DIVERSMG Plate Anode - Magnesium [TEC-DIVERSMG]

    Regular price $72.48 USD
    Sale price $72.48 USD Regular price $0.00 USD

    TEC-DIVERS Plate AnodePlates for HullsMaterial: MagnesiumLength: 12.01"Width: 5.98"Height: 0.51"Weight: 2.76lbs Specifications: Material: Magnesium Box Dimensions: 1"H x 6"W x 12"L WT: 2.7 lbs UPC: 8059617816759 Quick...

  • Tecnoseal

    Tecnoseal TEC-DIVERS Plate Anode - Zinc [TEC-DIVERS]

    Regular price $76.63 USD
    Sale price $76.63 USD Regular price $0.00 USD

    TEC-DIVERS Plate AnodePlates for HullsMaterial: ZincLength: 12.01"Width: 5.98"Height: 0.51"Weight: 7.78lbs Specifications: Material: Zinc Box Dimensions: 1"H x 6"W x 12"L WT: 7.8 lbs UPC: 8033837068730 Quick...

  • Tecnoseal

    Tecnoseal Trim Tab Anode - Zinc - Yamaha SX [01134SX]

    Regular price $22.58 USD
    Sale price $22.58 USD Regular price $0.00 USD

    Trim Tab Anode - Zinc - Yamaha SXSkeg For Engines - Yamaha SXSpecifications: Material: Zinc Length: 5.51" Tab Height: 2.83" Outer Diameter: 3.94" Weight: 1.38lbs Specifications:...

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