WATER NETWORK PROTECTION
Function air release valves – Strainers – Check valves
Axial disc check valve
DN50 to DN600
EN 1074-3
Ball check valve
DN40 to DN400
EN 1074-3
Rubber seated swing check valve
DN50 to DN600
EN 1074-3
Basket type strainer
DN50 to DN800
EN 1074-3
Y Strainer
DN40 to DN500
HG/T 21637
Single function air release valve
With stopcock
DN40 to DN100
EN 1074-4
Single function air release valve
Full bore
DN40 to DN100
EN 1074-4
Triple functions air realease valve
DN40 to DN300
EN 1074-4
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