Air Release

RGX Air Release Valves

The original “Anti-Shock” & “Anti-Surge” air release and vacuum break valves for water, sewage, and effluent pipelines.

Vent-O-Mat Advantages & Key Features

  • High capacity air discharge during pipeline filling
  • High volume air intake for vacuum break purposes, both during draining of water pipelines and/or column separations
  • Independent third-party tested
  • Controlled pressurized air discharge releases air when pipelines are fully-charged
  • Surge relief prevents pipeline bursts during pump trip & rapid pipeline filling
  • ARRA, Buy America or PA Steel, American Iron & Steel (AIS), if specified

Available Configurations

  • Standard – 4 functions
  • Biased
  • Vacuum-Break Only
  • Vent Only
  • Flanged/Threaded Outlet
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Brands:

Vent-O-Mat
  • RGX

    RGX

  • Vent-o-mat RBX & RGX can be manufactured domestically to meet requirements.

  • Maintenance - RGX Seal Kit

  • Function - Anit-shock Close-up

  • Function - Anti-shock

  • Function - Vacuum Break

  • Function - Pressurized Air Release

  • Function - Filling of a pipeline

  • Vent-O-Mat - How it works

  • VOM RGX

    VOM RGX

  • RGX

    RGX

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  • RGX
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  • Embedded thumbnail for Function - Anti-shock
  • Embedded thumbnail for Function - Vacuum Break
  • Embedded thumbnail for Function - Pressurized Air Release
  • Embedded thumbnail for Function - Filling of a pipeline
  • Embedded thumbnail for Vent-O-Mat - How it works
  • VOM RGX
  • RGX
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Specifications

  • Size Range

    2" (50mm) to 12" (300mm)

  • Temperature

    -40degF to 185degF

  • Max. Operating Pressure

    Up to 363psi (25bar) depending on size

  • Min. Operating Pressure

    7.25psi

  • Flange/End Connection

    MNPT, Flanged/Studded ASME B-16.5

  • Flange Drilling

    ANSI 150# & 300#

  • Body Material

    Stainless Steel 304L or 316L

  • Flange Material

    Stainless Steel 304L or 316L

  • Top Cover

    Stainless Steel 304L or 316L

  • Float Material

    High Density Polyethylene (solid)

  • Flush Port

    Yes

  • O-Rings & Nozzle Seat

    EPDM

Downloads

Catalogs

  • VENT-O-MAT RGX Spanish

    https://www.rfvalve.com/sites/default/files/CATALOGO%20VENTOMAT%20RGX%20-%20Dic%202010.pdf Spanish

  • VENT-O-MAT RGX

    https://www.rfvalve.com/sites/default/files/2022%20Series%20RGX%20Catalog.pdf English

Installation, Operation & Maintenance Manuals

Engineering Specifications

  • Vent-O-Mat RGX

    https://www.rfvalve.com/sites/default/files/VENTOMAT%20RGX%20SPECIFICATION.pdf English

Certificates

Other Air Release Valves