Pentair Sta-Rite MS Series 1 HP Cast Iron Vertical Multi-Stage Jet Pump

MS series deep well jet pump. Features over-the-well bolt-on capability with a special casing adapter for 2 and 3 single pipe installations, and adapter flanges for adapting all double pipe installations. Includes a precision-machined, close-grained cast iron pump body and base specially treated to resist corrosion. Faster-acting and quieter automatic pressure regulator, designed to eliminate hunting for correct drive pressure. Improved stem and guide are precisely molded to assure efficient, trouble-free performance on all deep wells. Superior insulation materials protect against excessive moisture and contaminants to ensure prolonged motor life. All electrical components are protected from dirt, dust, and insects by a dustproof canopy. Ventilating air cannot contaminate vital switching components. This eliminates the most common cause of motor failure. 1-year warranty.