Ventilation AAV (air admitance valve)


Products for ventilation of the waste system:

  • ARIO
  • AAV (Air Admitance Valve)
  • Exhaling vent cowl
  • Air admittance valve for siphon bathroom/kitchen


  • To reduce drainage rumors
  • To improve the drainage capacity
  • To speed the discharge process

EN 12056 Air admittance valve systems
EN 12380 Air admittance valves