Unit features gooseneck filler spout and convenient water supply. Includes a quick disconnect hose attachment. Water control unit also features an aspirator with backflow preventer. Everything you will need for water service during embalming in one convenient unit. Water control unit comes pre-assembled and pre-plumbed. Requires 1" cold water, 1/2" hot water and 1 3/4" waste line. A volume of water plus 60lbs. of pressure is necessary to obtain maximum vacuum. Made by Pierce.