FR-603 - Forge Collection Stario Rigid Riser Shower Inc. Easykit - Brushed BrassWRAS Approved: Yes Minimum Operating Pressure (bar): 0. 5 Maximum Operating Pressure (bar): 5 Pipe Centres (mm): 150 Inlet Connection: 3 4 BSP Outlet Connection: 1 2 BSP Flow Rate 0. 2bar (l min): 3 Flow Rate 0. 5bar (l min): 8. 4 Flow Rate 1bar (l min): 12. 8 Flow Rate 2bar (l min): 18. 1 Flow Rate 3bar (l min): 22. 2