Geberit 638 Toilet Cistern Flush Valve For UP200 Concealed Cistern 240.638.00.1
With this Geberit flush valve's design you need not worry about removing the entire cistern to service the valve in future, just simply twist the valve anti-clockwise and the whole top mechanism just lifts right out.
All that is needed then is to screw the new valve into place, adjust the flush volume to your requirements, connect any other mechanisms that you need to and you're ready to go.
Flush Type: Dual Flush
Suitability: Suitable for use in Geberit UP200 concealed cisterns.