Danfoss 003H6607 AVPA Diff Pressure Relief PN 25, DN 25, 8 m³/h, 0.3 bar - 2 bar, External Thread, G 1 1/4 A Complete with weld on tailpiece. 

AVPA is a self-acting differential pressure relief controller primarily for use in district heating systems. The controller is normally closed and opens on rising differential pressure.

​​​​​​​The controller has a control valve, an actuator with one control diaphragm and handle for differential pressure setting.

Price includes RM Tracked 48 carriage 

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