The standard automatic filler is the perfect essential for multiple uses such as pool water levelers, fountains, ponds, swamp coolers, cooling towers and live water feeders. With its durable ABS construction and adjustable arm, you can be assured of its superior reliability. Features: On 3/8 inch MPT thread Standard thread inlet and free flow outlet Estimated flow rate of 1.5gpm at 40 PSI Orifice 0.093 Approximate overall length of 7.5 ABS construction with PVC float Float diameter: 2 inches Overall length of entire float unit: 7-1/2 inches Float: 4-1/2 inches long