Duckbill Check Valve EPDM,NBR,NR, CSM,VITON,SILICON. Size:Size: DN32-DN3000 Pressure: PN10,PN16 Duckbill Check ValveEPDM,NBR,NR, CSM,VITON,SILICON ... = new AE.run.minisite.productShow(); oProductShow.init( { 'aImgSrc': aBigImageSrc } ); } )(); Duckbill Check Valve, Flanged