Next by DANCO HYR270 Flush Converter Kit, For: 1.6 to 3.5 gpf Toilets with 2 in Flush Valves

The HydroRight® dual flush valve quickly and easily converts a standard toilet into a two-button, dual flush toilet. One button is the quick flush setting that uses significantly lowers water volumes for liquids and paper, the setting needed 4 out of 5 times. The second full flush button uses the normal amount of water for solids. Designed for drop-in installation, the HydroRight® is the only converter that can be installed without tools and without having to remove the tank. The HYR270 replaces the flapper, chain and handle, therefore eliminating most common toilet problems.