Orifice flow meters

Industrial Combustion

Product Details

  • Threaded flanges (according to UNI ISO 7/1) G25
  • Welding flanges: Fe 360
  • Orifice port: galvanized Fe 360/ AISI304
  • Maximum operating temperature: 400°C
  • Maximum operating pressure: 400 mbar
  • Gasket: AFM-34 / X-Plus


The POP-S calibrated orifice flow meters are accessories designed for indirect air or gas flow measurement via the reading of charts, tables or instruments. The orifice ports are accurately machined for precision measurements. Each orifice flange has its serial number and orifice diameter printed on tab for easy identification and selection.



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We recommend Duomo Gas Detection products are serviced at least annually to ensure efficacy and extend sensor life. Our qualified team of engineers are available Nationwide.


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