Hydronic Circulating Pump Compatible Intake Pipe Size 3/4 in 1 in 1 1/4 in 1 1/2 in Connection Type Flange Face to Face Dimension 6 3/8 in Flange or Union Included No For Use With Potable Systems Yes Horsepower 1/20 Maximum Feet of Head 22 ft Maximum Flow Rate @ 10 Feet of Head 10 gpm Maximum Flow Rate @ 15 Feet of Head 6 gpm Maximum Flow Rate @ 1 Foot of Head 17 gpm Nameplate Voltage 110/120V AC Number of Speeds Variable Phase Single Pump Type Energy Efficient Series Family VT