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Cathelco are world leading designers and manufacturers of equipment for ships and offshore installations.

Their product range includes marine pipework anti-fouling (AF) systems and impressed current cathodic protection (ICCP) systems to safeguard the hulls of commercial and naval vessels against corrosion. Cathelco Seafresh specialises in the production of reverse osmosis desalinators (watermakers) for yachts, commercial and naval vessels.The offshore energy sector continues to gain in importance

Cathelco supply AF and ICCP systems for offshore platforms, semi-submersibles, FPSOs and FSOs.  In the renewable energy market they have developed advanced ICCP systems to protect monopile, jacket and tripod offshore wind turbines.

The Cathelco Ballast Water Treatment (BWT) system received IMO Type Approval in April 2014. Cathelco are now applying for AMS Approval, enabling the system to be used on ships entering US waters. See the Ballast Water Treatment section of the website for more detailed information.

Cathelco are represented globally through a network of agent/installers.

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