C'treat Offshore manufactures and supports Reverse Osmosis (R.O.) Watermakers, UV Disinfection Systems, and Custom Water Systems for the offshore energy industry. With hundreds of systems installed around the world, we provide reliable and economical supplies of fresh water for any offshore application. Our desalination systems use proven technology and components that have been demonstrated in the field for many years. The equipment is simple to maintain offshore and operates reliably with little attention.