How To Replace An Old Ball Cock With A New Fill Valve

What happens here

This project provides detailed, step-by-step instructions on how to replace an old, malfunctioning ballcock-style toilet fill valve with a new, more efficient Fluidmaster fill valve. This DIY task addresses common toilet issues such as continuous running water and slow refilling, ultimately restoring proper toilet function and conserving water. The guide covers everything from shutting off the water supply and draining the tank to installing and adjusting the new valve, ensuring a successful repair with minimal tools.