AVK control valves series 859 now up to DN600
We are pleased to inform that we have added DN350-600 to our range of pressure reducing and pressure sustaining/relief control valves, and furthermore extended our standard range with constant flow control valves up to DN600. 22-11-2019
Find product details here:
- Pressure reducing valve (PRV), reduced bore, 859/000X-001
 - Pressure reducing valve (PRV), full bore, 859/100X-001
 - Pressure sustaining/relief valve (PSV), reduced bore, 859-001X-001
 - Pressure sustaining/relief valve (PSV), full bore, 859/101X-001
 - Constant flow valve (CFV), reduced bore, 859/002X-001
 - Constant flow valve (CFV), full bore, 859/102X-001
 
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.