Geberit In Wall Cisterns And ButtonsFeatures: Kappa Duofix Under Counter Concealed Cistern: Features: High Density, Impact Resistant One Piece Blow Moulded Hdpe Tank. 25 Year Spare Parts Availability And The 15 Year Warranty On Geberit Cistern Tanks And Frames Provides Long Term Security. The Dual Flush Plate Acts As The Button And Provides The Access Required For Servicing The Internal Parts Of The Cistern. Strong, Stable And Easy To Service: Each Frame Is Tested To Withstand 400Kg Of