Water Treatment Solutions For Yachts
Market Leaders in the design, supply, and maintenance of advanced water treatment systems within the marine industry.
Our Services
We stock a full range of filters, sterilisation chemicals, testing equipment, and other consumables with a dedicated delivery service to yachts along the coast. For yachts that are not local to the region, our logistics team also ship internationally on a daily basis.
Who Are Octomarine?
Featured Products

Build The Perfect Watermaker System
At Octo Marine, we know that no two systems and installs are the same. Which is why we are ready to design and build your perfect watermaker system. Choose from our range of high capacity watermakers, and we will help you complete your system.
Our Products
We supply water maker filters, pumps, chemicals, analysis, spare parts and accessories:
Local Presence, Global Reach
We have agents worldwide directed from our base in Cote d’Azur in the South of France. Offering swift, expert solutions and fast delivery in Nice, Antibes, Cannes, St. Tropez, Marseille, Monaco & Genoa.
The Best in Technology
Hydrus Laboratory SAS is currently undergoing ISO/IEC 17025:2017 certification and provides trained personnel to take water samples under ISO 19458. The results from our analysis are accepted by port authorities and can be used to help obtain a ships’ certificate of sanitation.
All results are accompanied with a full report, outlining any possible problems and providing information on how to rectify these.
Results are treated with the upmost confidentiality and cover the Bacterial, Mineral and Corrosion and Physiochemical requirements.
In The News
Saving 4 Million Plastic Bottles a Year – A Win for Sustainable Yachting
At Octo Marine, we are proud to celebrate an incredible milestone for our #ThinkOutsideTheBottle campaign – saving an estimated 4 million plastic water bottles every year. For years, we’ve encouraged yachts to install our Slimline Drinking Water Filtration System on...
Water Treatment for Yachts in Mallorca: What Every Captain Should Know in 2025
Why Water Matters More Than Ever in Mallorca Mallorca remains one of the Mediterranean’s busiest yachting hubs, with world-class shipyards like STP and Astilleros de Mallorca, vibrant charter activity, and yachts wintering or refitting in Palma each season. But with...
Sustainable Yachting: How Crew on Larger Yachts Can Optimise Water Use
The Importance of Eco-Friendly Boating Practices on Superyachts Yachting offers a unique opportunity to explore the world’s most breathtaking waters, but with this privilege comes responsibility. As environmental awareness grows, so does the need for eco-friendly...