With its excellent pre-treatment design and high quality components, the ProMax 2200 commercial reverse osmosis system is a excellent buy. Capable of producing 2,200 gallons of filtered water a day, this product comes fully equipped, and is specially designed for low-energy consumption. This product is popular for its low maintenance, high performance and high flow, as well as its space-save design. It is great for high pressure situations. Manufactured in the United States. If you have questions, feel free to give us a call at 1888-309-2837.