Fluidmaster PRO550UK Button Cable (350mm) Dual Flush Valve, Top, Side or Front Mounted and will fit both 1 1/2 or 2 Flush Outlets. Preferred by professional plumbers. Water saving adjustable flush volumes on full and reduced flushes. Fits both 1 1/2 and 2 flush outlets. Cable length 350mm. Dual flush button fits Top, Front or side applications. Overflow height is adjustable from 8 1/2 to 13 1/2. Quick release cable/button connection eliminates cable damage. Twist and release action enables simple maintenance. Manufacturers Code: PRO550UK.