1)High quality UPVC swing check valve 2)Size:DIN25-250 3)Standard:HG ... .7MPA High quality UPVC swing check valve 1.Item: High quality UPVC swing check valve2.Size:DN25-DN2503.Material: ... UPVC,CPVC,FRPP,PVDF,PPH4.Standard:HG,ANSI, DIN,JIS 5.Type: ... product lines, with over 2000 types of products including valve, pump, pipe and pipe fittings. specifications: Contact: ...