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 ...

Do-it-yourselfers can easily replace a faulty toilet tank flapper without a visit from the plumber. If you have recently replaced the tank flapper and your toilet is still running, it may be time to ...

John Henry/Journal-World Photo Go! Fix-It Chick Linda Cottin describes how to replace a leaking toilet stopper. Step 1: To replace your worn toilet tank flapper, begin by shutting off the water supply ...