FONP nautical anodes for hulls and transoms are essential components for protecting the underwater parts of a vessel from galvanic corrosion , a very common phenomenon in marine environments. These sacrificial anodes effectively protect metal hulls and transoms (areas where outboard motors or other metal equipment are mounted) from deterioration.
Why choose FONP anodes for hulls and transoms?
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High quality materials
FONP uses certified materials to ensure maximum protection in any type of aquatic environment:
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Zinc : Ideal for salt (sea) water .
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Aluminum : Perfect for brackish (mixed) water .
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Magnesium : Suitable for fresh water (lakes and rivers).
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Broad and uniform protection
- FONP anodes are designed to cover large surfaces, such as metal hulls and transoms .
- They protect against galvanic currents that can damage submerged components.
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Optimized design
- Available in rectangular or oval plates with pre-drilled holes for simple and secure fixing.
- Flush mount to reduce drag and improve boat efficiency.
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Ease of installation
FONP hull and transom anodes are designed to be securely attached to hulls, bottoms and transoms .
- Quick installation with bolts or screws .
- Suitable for both metal-hulled boats and fiberglass boats with exposed metal parts.
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Long lasting
FONP anodes offer gradual and uniform consumption, ensuring long-lasting protection and reducing the frequency of replacement.
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Quality certifications
FONP anodes comply with international standards such as:
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MIL-A-18001K (zinc anodes).
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EN 12496 (aluminium anodes).
Types of FONP anodes for hulls and mirrors
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Plate anodes
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Rectangular or oval shape to cover large surfaces.
- Perfect for mounting on metal hulls and transoms .
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Modular anodes
- Smaller, modular anodes, useful for applications on irregular or special surfaces.
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Bar anodes
- Strategically positioned to cover large hull sections and extended surfaces.
How do FONP hull and mirror anodes work?
When metal parts of the boat come into contact with water, an electrochemical process is created that causes galvanic corrosion .
- The FONP sacrificial anodes , made with less noble materials, wear out before the hull or transom , effectively protecting them.
When to replace anodes?
- Check the anodes regularly (e.g. during seasonal maintenance).
- Replace them when they are consumed more than 50% of their original mass.
Advantages of FONP anodes for hulls and mirrors
✅ Complete protection against galvanic corrosion.
✅ High-quality materials: zinc, aluminum or magnesium .
✅ Suitable for metal hulls and transoms.
✅ Easy installation with pre-drilled mounting holes.
✅ Long-lasting and even consumption.