Replacement Flush Valve For Kohler 1097231

Key Features: The Fit: Compatible with 2.5-inch top-button flush systems for one-piece toilets. Triangle Hole: The bottom gasket measures 4" across to cover the triangle-shaped hole. Perfect Height: 8.5 inches tall for optimal water flow and performance. Dual Flush Technology: Save water with efficient full- and half-flush options. Overflow Height: Adjustable height from 8" to 12" with a clamp. Easy Installation: Installs with a clamp system, not a 3-prong twist system, for a much easier installation. THE ORIGINAL KOHLER FLUSH VALVE IS DISCONTINUED If you cannot find what you're looking for, please feel free to ask us! We have a wide range of items available and will be happy to add them to our store inventory for you. All OEM numbers are used for reference purposes only.