There are really only two main toilet tank parts: The toilet flush valve, which lets water gush into the bowl during the ...

To spot tiny cracks, look for beads of water on the outside of the toilet bowl, especially near the tank or basin. If you ...

Step 2: Clean the tank. If the tank isn’t very dirty and doesn’t have much sediment at the bottom, here’s how to clean the ...

Cleaning your toilet tank often helps to prevent mold, rust, and mildew from developing that can discolor your tank's ...

Before diagnosing and repairing your running toilet, you must understand how it works. First, a toilet has seven parts: the bowl, tank, handle, fill valve, overflow tube, flush valve and flapper.

Those in-tank cleaning discs or tablets will also shorten the life of the working parts in your toilet, says Mark Collins, a fifth-generation plumber, and the CEO of 1-800-Plumber + Air ...

The tank is the area of the toilet that holds onto the water. When you flush, water rushes quickly from the tank into the bowl, pushing everything down into your home’s plumbing system.

The parts inside a standard toilet tank make it difficult to clean. The fill valve, overflow tube, flapper valve and flushing handle can get in the way of your cleaning efforts.

Broken components aren’t the only reason to replace a toilet, though. Toilet technology has come a long way, especially in recent years, Decker says.

Ideally, the water level in the toilet tank should be 1 to 1.5 inches below the top of the overflow tube (also called an overflow pipe), an open-ended tube centrally located in the tank.