This premium plus water pump upgrades a low flow, low pressure water system to provide high pressure to all fixtures. Designed for six or more fixtures. Use with a one to five gallon accumulator tank. Pumps 4.5 gallons per minute. Includes plug-in ports for easy installation: two 1/2"-14 straight pipe thread ports, two 3/4" hose barbs ports and two 3/4" garden hose ports. Runs dry without harm to the pump. Includes strainer to protect pump from debris. Dimensions: 3-3/4"H x 6-1/4"W x 10"L.