Differential bypass valve is designed to prevent a pump from working against a closed circuit when all the 2 port control valves or thermostatic radiator valves have closed. Suitable for radiator, heating and chilled water circuits. Connections 22 mm compression.Specification :Max. operating pressure : 10 barMax. operating temperature : 100°CAdjustment : 1 to 5 m H₂O, 0.1 to 0.5 bar
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