Eco-set retrofit unit for close-coupled flushing cisterns filling valve ½" dual flush discharge valve AV1 push button actuation with Eco-knob for ceramic lid hole Ø 16-50mm with fixing device for lid fixing set with 100mm screws and cellular rubber joint 100mm dia. centring for filling and discharge valve when having larger bore holes GROHE StarLight® chrome finish GROHE EcoJoy™ technology for less water and perfect flow