AVK control valves series 859 up to DN600

Control valves series 859 now up to DN600

We are pleased to inform you that we have extended our standard range with constant flow control valves up to DN600 and added DN350-600 to our range of pressure reducing and pressure sustaining/relief control valves. 09-02-2021

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Unique design features 

AVK control valves are the safe choice offering accurate regulation, easy maintenance and long durability: 

  • All non-coated metal parts of stainless steel AISI 316 as standard
  • Fusion bonded GSK approved epoxy coating (300 micron) 
  • AVK's own drinking water approved rubber compounds
  • Modular pilot system enables easy fitting to other applications without replacing the valve
  • Adjustment of regulating speed for full control
  • Parabolic plug design provides precise regulation and stability at low flow
  • Large diaphragm secures fast reaction to minor changes in pressure
  • Lifted seat prevents damage inside the valve body due to cavitation
  • AVK design and manufacture with 100% pressure test and 10-year warranty

Find more details about features and benefits in our Insight section.
Find product selection recommendations and online calculator for valve sizing. 
Find our videos including a video explaining how a constant flow valve works.

Patented flexible pilot system for AVK control valves

More information

Features and benefits of AVK control valves

AVK control valves are the safe choice offering accurate regulation easy maintenance en long durability. 
Video explaining how a constant flow valve function - thumbnail

Video

Control valves - constant flow valve

How does an AVK constant flow valve work
Brochure about pressure reducing and pressure sustaining control valves

Brochure

Control valves

Learn how control valves can help reduce water losses and contribute to efficient water supply management