Crown Water - Vortex Flow Control on Weir Wall Fixing

The Vortex Flow Control is a surface water regulator.  It is installed in a control chamber, mounted over the Weir Wall’s preformed hole (Hole Diameter is advised on the units quotation). A sump is required below the outlet pipe with the depth advised on quotations – this depth should be sufficient to house the unit intake and allow drilling and fixing of the unit