Working range: 0 - 250 PSI (0 -16 bar)

Air valve set for potable water 993-03

  • Max. air release capacity: 700 m3/h
  • Max. release cross section: 1.500 mm2
  • Cross section of in-service ventilation: max. 200 mm2
  • Special functions on request:
  • With closing aid for more active closing (e.g., for well pipes between the pump and water preparation, high-level tank or pure water container, well mouth, for venting the pressure line)
For operating ranges: 0 – 150 PSI (10 Bar), outdoor application possible

Automatic air release and vacuum valve, short body, Fiberglass Reinforced PA66

  • Automatic and infinitely variable air valve for waste water.•Valve comes with a 316 Stainless Steel bushing allowing a 2" or 3" FNPT connection.
  • The low weight of the air valve allows for an easy and quick install.
  • Recommended for outdoor application in frost-free areas.•Maximum Operating Pressure: 150 PSI (10 Bar)•Operating Range: 0 – 150 PSI (0 - 10 Bar)
  • Valve body made of fiberglass reinforced PA 66.
Operating Range: 0 – 250 psi (0 - 17.2 bar)

Model 988 F4"r, Automatic air release and vacuum valve, Infinitely variable surge protection, stainless steel 316Ti

  • Maximum air release capacity: 2,500 cfm
  • Vacuum flow rate at negative pressure of 12 psi (0.8 bar): 3,000 cfm (5,100 m3/h)
  • Maximum Operating Pressure: 250 psi (17.2 bar).
for operating range: 0 – 250 PSI (17.2 Bar)

Model 986, ARV set for underground installation

  • Medium: Potable Water, Waste Water
    Maximum Operating Pressure: 250 PSI (17.2 Bar)
    Operating Range: 0 - 250 PSI (17.2 Bar)
for operating ranges: 0 – 150 PSI (10 Bar), outdoor application possible

Model 989, Automatic air release and vacuum valve, short body, ss 316

  • Maximum Operating Pressure: 150 PSI (10 Bar)
  • Operating Range: 0 – 150 PSI (0 - 10 Bar)
  • Valve body of stainless steel 316
  • Valve seat does not contact the medium (air cushion).
for operating range: 0 - 250 PSI (PN16)

Model 993, HaVent® Automatic and infinitely variable air valve for potable water

  • Very high air release and intake during operation infinitely variable from 0 to 250 psi (16 bar)
  • Max. air release capacity: 250psi: 3,700 gal/m (500 cfm)
  • Vacuum breaking function
  • Corrosion resistant materials
  • Ultraviolet resistance
  • Ease of maintenance
  • Virtually spill proof
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