backflow brass double check complete 20mm - double check valve backflow prevention
Centralheatingvalves explained
HeatingZoneValve
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Three-way sector mixing valve equipped with 3-point electronic bidirectional modulating actuator. Max working pressure 10 bar. Working temperature 0 °C - 110 °C. Brass body and rotor, EPDM gaskets. Threaded female connections from 1/2” to 2”. Rotation angle of 90° in 125 seconds. Power supply 230 V, 50 Hz; power consumption 5 VA. Complete of 2 m length electrical cable. Working also as diverting valve. Suitable for water with max. glycol 50%.
Centralheatingmotorisedvalvehow it works
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