Geberit Twico 2 Impuls 280 Dual Flush Valve Product Code ATS069This valve is out of stock we can no longer get exact replacements. However, we do have the upgraded replacement valve which can be found here: https: toiletspares. com. au collections flush valves products geberit 290 twico replacement dual flush valve The Geberit Twico 2 dual flush valve is no longer available but we can supply a button. The button can be found HERE. This valve is found in several toilet suites in Australia including Caroma and