Danfoss logo
AVQ (PN 25)-product-category

AVQ (PN 25)

AVQ is a self-acting flow controller primarily for use in district heating systems. The controller closes when set max. flow is exceeded.

​​​​​​​The controller has a control valve with adjustable flow restrictor and an actuator with one control diaphragm.

Features and benefits

  • Automatically limits flow to prevent exceeding set maximum levels.
  • Adjustable flow restrictor allows precise system flow control.
  • Suitable for water and glycolic systems up to 150 °C.