Constant and variable speed low water pressure booster pumps by Goulds Water Technology Pumps, Flojet Pumps Grundfos Pumps, Leader Pumps, Little Giant Pumps, Pedrollo Pumps and Simer Pumps provide strong, even discharge pressure. The water pressure booster pump starts when the tap is turned on and continues running until water is not required and the tap is turned off. These compact, economical, booster systems are specifically designed for boosting low water pressure in municipal and well water systems, rain water collection systems, and garden and irrigation applications. Al booster systems are easy to install and have few maintenance issues. Their unique ability to respond to changing circumstances ensures a steady, reliable flow of water.