Designed to fix no/slow refilling, running, and noisy toilets, the Korky QuietFILL toilet fill valve is quieter than other fill valves|It has a universal design to fit all brands and features a wide range of adjustability to fit most 2-piece and 1-piece toilets|The QuietFill fill valve is very easy to install and adjust no tools are required|Designed to fit more toilets, the QuietFill toilet fill valve adjusts from 7-3/4 to 13-1/2 in