Biral AXW 14 Smart highly efficient hot water service pump, with intelligent electronics, energy rating A. Using a temperature sensor, this pump remembers when hot water is called for and ensures that hot water is available at these times. Its innoavtive rolling memory can store many events and builds up a pattern of hot water usage so that you will not have to wait for hot water. The pump also has in-built legionella protection, circulating hot water to disinfect the system if hot water has not been used for a while. The intelligent memory also recognises weekend and holiday periods and has variable comfort settings. 1.1/4" threads on pump 150mm face-to-face. Supplied with 1" union connections and shut-off set (non-return valve and ball valve), 247mm face-to-face with unions. Max flow 3.5 m3 per hour. NOTE: Sensor must be installed on copper pipe.
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