A water saving dual flush valve for use in your toilet cistern as a high performance replacement valve. Flush valve operated by push button (supplied) with segments for both partial and full flush. Push button can be top side or front fitted. Fits virtually any toilet cistern and features adjustable flush volumes to help save water. Can be used to replace a traditional Siphon flush valve and replaces the existing lever with the chrome finish push button. Fluidmaster valves are the finest in the world made by the largest manufacturer of cistern repair parts.