FR-398 - Forge Collection Kerra Bath Shower MixerWRAS Approved: No Minimum Operating Pressure (bar): 0. 5 Maximum Operating Pressure (bar): 5 Number of tap holes required: 2 Inlet Connection: 3 4 BSP Tap Hole Diameter: 32mm Includes Waste: No Flow Rates 0. 2bar (l min): 3. 1 Flow Rates 0. 5bar (l min): 6. 2 Flow Rates 1bar (l min): 8. 9 Flow Rates 2bar (l min): 12. 7 Flow Rates 3bar (l min): 15. 6