AERRE INOX – VAF Tank bottom valve

RX Code: NVF - NVK - NVR

Diaphragm valve designed as Tank Bottom Valve


  • Smooth inlet cone open to the turbolence of mixing
  • Minimized dead leg
  • Compact body
  • No product entrapment
  • Minimized diaphragm’’s stress, more reliability and lifespan
  • Simple and fast maintenance
  • Certified materials for Pharmaceutical use
  • Full traceability

The Tank Bottom VFA 10º has a 10º vertical offset which enhances drainability while minimizing the internal sump within the vessel.

The valve housing and the piping connections are self-draining without dead-legs. The outlet connection is flush to the diaphragm to minimize hold-up volume, the standard outlet connection on the valve body is furnished on a 45° angle to the horizontal with an ASME-BPE ferrule, other optional end connections upon request include ISO/DIN connections.

45° angle outlet facilitates the ease of fit-up and permits using standard tubing to connect.

All moving parts in the actuator are completely isolated from contact with the process.


  • ATEX II 2 GD-T4 version
  • Stainless steel handwheel or pneumatic actuators are available upon request.
  • Other materials upon request: 1.4435, Hastelloy
  • Other connections upon request
  • CIP/SIP connection
  • Customized welding plate


Read more about Brand: AERRE INOX

    This product comes in a variety of options.

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    Sizes 1/2″ to 4″, DN 15 till DN 100
    Pressure range -1 bar to 10 bar
    Temp. range -80°C to 200°C
    Type of connections – To tank: Flange, welded, NA-connect
    – other connections: Tri-clamp ends (ASME-BPE)
    Material – Body, connections: 1.4404 (316L)
    – Diaphragm: Silicone or TFM 1600 PTFE
    Finish – Internal surface Ra < 0,5 µm
    – External surface mirror polished
    Operation manual or pneumatic actuator
    Certificates 3.1, FDA, CE (PED), USP Class VI


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      Standard certificates


      Optional certificates

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