Grundfos UP26-99BF 1/6 HP Recirculator Pump (52722347)The Grundfos UP26-99BF 1/6 HP Recirculator Pump with stainless steel pump housing. The Grundfos circulator pumps, Series UP, are specifically designed for heating systems. The pumps are also suitable for circulation of hot domestic water and for circulation of liquid in cooling and air-conditioning systems.SPECIFICATIONS - Grundfos UP26-99BF 1/6 HP Recirculator Pump: Flow range: 0 - 34 U.S. GPM Head range: 0 - 32 FEET Motors: 2 Pole, Single Phase, 115 Volt Maximum fluid temperature: 230F (110C) Minimum fluid temperature: 36F (2C) Maximum working pressure: 145 PSI Connection: Flange - (2) 1/2" Diameter Bolt HolesCONSTRUCTION - Grundfos UP26-99BF 1/6 HP Recirculator Pump: Stator Housing - Aluminum Spherical Seperator - Stainless Steel Rotor Can Complete - Stainless Steel/Tungsten Carbide Rotor, Impeller - Stainless Steel, EPDM, PRO, PFTE, Graphite Pump Housing - Brass MS 58 Isolation valve - PPO Stainless Steel Terminal Box Cover, Motor Cover- Pa66/6 Light - Lexan Cable, Cable Relief - PVC Insulating Cover - EPP 55 Orings - EPDM Check Valve - POMMOTOR - Grundfos UP26-99BF 1/6 HP Recirculator Pump: Insulation class: F Power consumption: 25W Voltage: 115V Phase: 1FEATURES and BENEFITS - Grundfos UP26-99BF 1/6 HP Recirculator Pump: Bronze and stainless steel construction. Wet rotor design. Composite impeller. Eliminates and prevents corrosive effects of fresh water. Maintenance-free, low energy consumption, easy to install, quiet running. Improved performance and efficiency. Pre-program usage times to save power. No additional wiring required. Adds to savings by operating pump by sensing the water temperature with optional timer and aquastat.* 230 volt version may be available upon request.