The Fluidmaster Pro Dual Flush Valve features a water saving dual flush push button and fits both 1 ½ inch and 2 inch flush outlets. The push button can be top, side or front mounted. This plastic push button cable valve is suitable for suitable for top, front or side dual flush operation. It has a water-saving adjustable flush volumes on full and reduced flushes, and a cable length of 350mm. The overflow height is adjustable from 8 1/2" to 13 1/2".