Group A Regulator Type Inlet 0.5 To 6 Bar Outlet 420 Mbarflow Capacity M3 Per Hr 6 , Group A Regulator Type Inlet 0.5To 6 Bar Outlet 420 Mbar Flow Capacity M3 Per Hr 10 ,Group A Regulator Type Inlet 0.5 To 6 Bar Outlet 420 Mbarflow Capacity M3 Per Hr 16 , Group A Regulator Type Inlet0.5 To 6 Bar Outlet 420 Mbar Flow Capacity M3 Per Hr 25 ,Group A Regulator Type Inlet 0.5 To 6 Bar Outlet 420 Mbarflow Capacity M3 Per Hr 40 , Group B Regulator Type Inlet 2To 6 Bar Outlet 1 Bar Flow Capacity M3 Per Hr 16 , Group Bregulator Type Inlet 2 To 6 Bar Outlet 1 Bar Flow Capacitym3 Per Hr 25 , Group B Regulator Type Inlet 2 To 6 Baroutlet 1 Bar Flow Capacity M3 Per Hr 40 Quantity: 481