Search Duplomatic description in Non-return And Shuttle Valves Size -- 1" 1" 1/2 1" 1/4 1/2" 1/4" 2" 3/4" 3/8" DN-100 DN-125 DN-32 DN-40 DN-50 DN-63 DN-80 ISO 4401-02 ISO 4401-03 ISO 4401-05 ISO 4401-07 ISO 5781-06 ISO 5781-08 Mounting Style -- subplate cartridge, slip-in cartridge, screw-in inline stackable sandwich Max Operating Pressure -- 250 320 350 400 Max Flow -- 20 30 40 50 100 120 300 400 850 2500 Function -- non-return + flow control check valve, direct operated check valve, pilot operated ponte di Graetz filling valve ritegno shuttle valve valvola di non ritorno Reset VR*-ICheck valves P Max: 320 barQ Max: 300 l/min VSK*Shuttle valves P Max: 350 barQ Max: 20 l/min VD*-W*Check valves P Max: 400 barQ Max: 850 l/min VR*-PCheck valves P Max: 350 barQ Max: 400 l/min VP*-P*-MUPilot operated check valves P Max: 320 barQ Max: 100 l/min CFPFilling valves P Max: 320 barQ Max: 2500 l/min CHM2Check valve, direct operated P Max: 320 barQ Max: 30 l/min CVM3Check valve, direct operated P Max: 350 barQ Max: 50 l/min MVR-RS/PCheck valve with flow restrictor P Max: 350 barQ Max: 50 l/min CBM3Graetz-Bridge Flow Control Valve P Max: 250 barQ Max: 20 l/min CHM3Check valve, pilot operated P Max: 350 barQ Max: 50 l/min CVM5Check valve, direct operated P Max: 350 barQ Max: 100 l/min CHM5Check valve, pilot operated P Max: 350 barQ Max: 120 l/min CHM7Pilot operated check valve P Max: 350 barQ Max: 300 l/min VSM3Shuttle valve P Max: 350 barQ Max: 40 l/min