1.Item:Umbrella Valve 2.Material:Silicone,FKM,FVMQ,NBR,EPDM 3.Umbrella ... 5-30MM 4.Opening presure:0.3-55kPa Silicone Umbrella Valve ItemSilicone Umbrella ValveBrandRAMISCountry of OriginXiamen, ChinaItem No.All ModelUmbrella ... for automotive fuel tanks, in-and-outlet valves for pistonand diaphragm pumps, two-way vent valves in venous reservoirs and ... ASTM, DIN, SAE,VDA6.1, UL, FDA, JIS . Umbrella Valve