Marine Corrosion Protection Guides
Practical guidance from New Zealand's most experienced anode manufacturer.
Marine corrosion protection can be complex. These guides are written to help vessel operators, engineers and maintenance teams understand how protection systems work, identify problems early and keep vessels properly protected.
If you can't find what you're looking for, our team is happy to help.
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What Are Sacrificial Anodes and How Do They Work?
An introduction to sacrificial anodes — how they protect vessels from corrosion, where they are used, and what to look for when maintaining an effective cathodic protection system.
What Are Impressed Current Anti-Fouling (ICAF) Systems?
An overview of ICAF systems — how they prevent marine growth inside sea chests and seawater cooling systems, and how to maintain them for reliable vessel performance
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Troubleshooting Marine Corrosion Issues
A practical guide to identifying common corrosion problems — including anodes that aren't working, rapid anode consumption, stray currents and what to do when issues arise.
When Should You Replace Sacrificial Anodes?
Understanding when to replace sacrificial anodes is essential for maintaining effective protection. Learn about the 50% rule, inspection schedules and the signs that anodes need replacing.
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