Horizon Reverse Osmosis (HRO) is the first manufacturer of compact, economic marine watermakers for use in the boating industry. A brilliant vision & innovative engineering allowed Horizon Reverse Osmosis to create rewarding products that benefit sailboat & power boat cruisers. HRO's marine watermakers have been copied by many, but matched by none. Today, Horizon Reverse Osmosis continues to provide quality watermakers for boats around the world & continues to make advancements in desalination technology to maintian the quality & reliability it has been known for. As a manufacturer of reverse osmosis desalination equipment, also known as watermakers, Horizon Reverse Osmosis has become a leading force in the marine industry. The prime influences for the continued success of the HRO Product Line, commence at Horizon Reverse Osmosis' contemporary offices in Southern California. HRO's full line of watermakers is comprised of 61 sizes & configurations, including 6 low energy Seafari Escape watermakers, 19 conventional Seafari systems, & 36 Horizon Reverse Osmosis Commercial & Industrial watermakers. All are in stock for quick delivery.