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Hull Anodes

Hull Anodes – Zinc & Aluminium Protection for Boats

Protect your boat hull with premium zinc and aluminium hull anodes. Our range includes teardrop, block, and bolt-on hull anodes from trusted brands like Martyr, Riviera, Divers Dream, and Princess/Sunseeker. Designed for saltwater and brackish water use, these anodes provide superior corrosion protection and are manufactured to meet or exceed US Military Specification MIL-DTL 18001L. Available in multiple sizes and weights, including mini, heavy-duty, and large options, installation is simple with pre-drilled straps and bolt-on designs. Keep your hull safe from galvanic corrosion with our high-quality hull anodes, ensuring your vessel stays protected for years.

All (65)
Bolt On Anodes (52)
Strap Anodes (18)
Tear Drop Anodes (8)
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  • CM8-10-S - Block Anode Oval with Strap Zinc CM8-10-S - Block Anode Oval with Strap Zinc

    CM8-10-S - Block Anode Oval with Strap Zinc

    Martyr - Block Anode Oval With Strap Zinc CM8-10-S 248 x 125 x 35mm Weld-on strap. Bolt holes can be added on straps as required. Product Information: For use in salt water Alloy is manufactured to exceed or meet US Military Specification MIL-DTL 18001L...

    $138.60
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  • CM3-93-15S - Oval Anode With 295mm Strap Zinc 208 x 76 x 38mm CM3-93-15S - Oval Anode With 295mm Strap Zinc 208 x 76 x 38mm

    CM3-93-15S - Oval Anode With 295mm Strap Zinc 208 x 76 x 38mm

    Martyr - Oval Teardrop Hull Anode With Strap Zinc CM3-93-15S 208 x 76 x 38mm. 295mm Strap. 2.5KG Weld-on strap. Bolt holes can be added on straps as required. Product Information: For use in salt water Alloy is manufactured to exceed or meet US Military...

    $58.26
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  • CM3-7S-2.2-AL - Teardrop 2KG Anode With Strap Aluminium CM3-7S-2.2-AL - Teardrop 2KG Anode With Strap Aluminium

    CM3-7S-2.2-AL - Teardrop 2KG Anode With Strap Aluminium

    Martyr - Teardrop Hull Anode With Strap Aluminium CM3-7S-2.2-AL 178 x 76 x 38mm 2KG. 305mm Strap length. Weld-on strap. Bolt holes can be added on straps as required. Product Information: For use in salt water and brackish water Performs better,...

    $23.23
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  • Aftermarket Bertram Transom Anode Aluminium Aftermarket Bertram Transom Anode Aluminium

    Aftermarket Bertram Transom Anode Aluminium

    Martyr - Bertram Transom Teardrop Anode Aluminium CM36BSSA 152 x 127 x 57mm Replaces - 191092 & CDZ3-6B Product Information: For use in salt water and brackish water Performs better, protects longer than Zinc Alloy is manufactured to meet or exceed...

    $46.20
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  • CM35GA - Teardrop 1KG Anode With Strap Aluminium CM35GA - Teardrop 1KG Anode With Strap Aluminium

    CM35GA - Teardrop 1KG Anode With Strap Aluminium

    Martyr - Teardrop Hull Anode With Strap Aluminium CM35GA 127 x 61 x 25.4mm 1KG.305mm Strap length. Weld-on strap. Bolt holes can be added on straps as required. Product Information: For use in salt water and brackish water Performs better, protects...

    $23.02
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  • CM2-84-75H - Block Anode 110mm Centres Zinc 203 x 102 x 19mm CM2-84-75H - Block Anode 110mm Centres Zinc 203 x 102 x 19mm

    CM2-84-75H - Block Anode 110mm Centres Zinc 203 x 102 x 19mm

    Martyr - Block Anode Zinc CM2-84-75H 203 x 102 x 19mm 110mm Bolt hole centres Product Information: For use in salt water Alloy is manufactured to exceed or meet US Military Specification MIL-DTL 18001L Tried and tested genuine zinc product Manufactured...

    $53.39
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  • CM2-84-1.25H - Block Anode 110mm Centres Zinc 200 x 100 x 35mm CM2-84-1.25H - Block Anode 110mm Centres Zinc 200 x 100 x 35mm

    CM2-84-1.25H - Block Anode 110mm Centres Zinc 200 x 100 x 35mm

    Martyr - Block Anode Zinc CM2-84-1.25H 200 x 100 x 30mm 110mm Bolt hole centres Product Information: For use in salt water Alloy is manufactured to exceed or meet US Military Specification MIL-DTL 18001L Tried and tested genuine zinc product...

    $74.70
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  • CM2-73-125S - Anode With Strap Zinc 152 x 76 x 35mm CM2-73-125S - Anode With Strap Zinc 152 x 76 x 35mm

    CM2-73-125S - Anode With Strap Zinc 152 x 76 x 35mm

    Martyr - Block Anode With Strap Aluminium CM273125GA 152 x 76 x 35mm Weld-on strap. Bolt holes can be added on straps as required. Product Information: For use in salt water Alloy is manufactured to exceed or meet US Military Specification MIL-DTL...

    $65.34
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  • CM273125GA - Anode With Strap Aluminium 152 x 76 x 35mm CM273125GA - Anode With Strap Aluminium 152 x 76 x 35mm

    CM273125GA - Anode With Strap Aluminium 152 x 76 x 35mm

    Martyr - Block Anode With Strap Aluminium CM273125GA 152 x 76 x 35mm Weld-on strap. Bolt holes can be added on straps as required. Product Information: For use in salt water and brackish water Performs better, protects longer than Zinc Alloy is...

    $42.31
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  • CM2-63-1S - Block Anode With Strap Zinc 152 x 80 x 25mm CM2-63-1S - Block Anode With Strap Zinc 152 x 80 x 25mm

    CM2-63-1S - Block Anode With Strap Zinc 152 x 80 x 25mm

    Martyr - Block Anode With Strap Zinc CM2-63-1S 152 x 76 x 25mm Weld-on strap. Bolt holes can be added on straps as required. Product Information: For use in salt water Alloy is manufactured to exceed or meet US Military Specification MIL-DTL 18001L...

    $46.20
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  • CM2-63-1 - 152 x 76 x 25mm Block Anode Zinc

    CM2-63-1 - 152 x 76 x 25mm Block Anode Zinc

    Martyr - Block Anode Zinc CM2-63-1 152 x 76 x 25mm Product Information: For use in salt water Alloy is manufactured to exceed or meet US Military Specification MIL-DTL 18001L Tried and tested genuine zinc product Manufactured by the same manufacturer as...

    $31.68
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  • CM2-43-1S - Block Anode with Strap Zinc 102 x 76 x 27mm CM2-43-1S - Block Anode with Strap Zinc 102 x 76 x 27mm

    CM2-43-1S - Block Anode with Strap Zinc 102 x 76 x 27mm

    Martyr - Block Anode With Strap in Zinc CM2431GZ 102mm x 76mm x 25mm Weld-on strap. Bolt holes can be added on straps as required. Product Information: For use in salt water and brackish water Performs better, protects longer Alloy is manufactured to...

    $36.96
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  • CM2431GA - Block Anode with Strap Aluminium 102 x 76 x 27mm CM2431GA - Block Anode with Strap Aluminium 102 x 76 x 27mm

    CM2431GA - Block Anode with Strap Aluminium 102 x 76 x 27mm

    Martyr - Block Anode With Strap Aluminium CM2431GA 102 x 76 x 25mm Weld-on strap. Bolt holes can be added on straps as required. Product Information: For use in salt water and brackish water Performs better, protects longer than Zinc Alloy is...

    $22.52
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  • CM1661GA - 6" x 6" Block Anode With Strap Aluminium CM1661GA - 6" x 6" Block Anode With Strap Aluminium

    CM1661GA - 6" x 6" Block Anode With Strap Aluminium

    Martyr - Block Anode With Strap Aluminium CM1661GA Weld-on strap. Bolt holes can be added on straps as required. Product Information: For use in salt water and brackish water Performs better, protects longer than Zinc Alloy is manufactured to meet or...

    $36.96
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  • Zinc Hull Plate Anode 146mm x 64mm x 19mm

    Zinc Hull Plate Anode 146mm x 64mm x 19mm

    Martyr CMZHC2AZ Zinc Hull Plate Anode 146mm x 64mm x 19mm Product Information: For use in salt water Alloy is manufactured to exceed or meet US Military Specification MIL-DTL 18001L Tried and tested genuine zinc product Manufactured by the same...

    $36.80
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  • Sea Ray Z24B Zinc Hull Anode Replacement Martyr CMZ24BSZ Sea Ray Z24B Zinc Hull Anode Replacement Martyr CMZ24BSZ

    Sea Ray Z24B Zinc Hull Anode Replacement Martyr CMZ24BSZ

    Sea Ray Z24B Zinc Hull Anode Replacement Martyr CMZ24BSZ CMZ24BSZ Hull Anode 356mm x 159mm x 32 mm - Hole centres 127mm Bolt on hull anode - Suits various Sea Ray Hulls Product Information: For use in salt water Alloy is manufactured to exceed or meet...

    $190.00
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