Inquiry (采购产品): check valve I'm looking for a 1/4" 150 psi Class check valve for air. It needs to be an alloy 2205 valve with flanged ends. Thanks for your help. **** Hidden Message ***** Andrea Hyatt 80122 USA Company: Utility Engineering E-mail: andrea.r.hyatt@ue-corp.com **** Hidden Message ***** andrea.r.hyatt@ue-corp.com