A toilet flush valve controls the flow of water from the tank into the toilet bowl. It is made of a valve body, a flapper, and a chain. When you flush, the chain lifts the flapper and water flows from ...

The seat disk predates the Korky flapper, so your toilet must be really old if it has a flush valve that uses one. It’s a flat rubber disk that fits over the valve opening, held in place by water ...

The way a toilet works is a mystery to most people. But like many mysteries, a closer examination may reveal that the toilet isn’t really very mysterious at all. In fact, this device is ingeniously ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Your toilet is always there for you. It waits in the same spot every ...