Firstly, it prevents the toilet tank from overflowing if any part of the filling mechanism somehow malfunctions. For example, if the float somehow breaks and lets water into its cavity ...

The float arm controls the water level in your ... more complex than a common plumbing issue. A cracked tank, a leaking toilet bowl, or a damaged overflow tube can cause damage over time so ...

It's best to have your float set so it is one to two inches beneath the overflow tube. There might be a line on the toilet tank that identifies the ideal water line. Make reference of this point ...

After a flush, water fills the toilet tank, lifting a float that shuts off the water when it reaches a certain level. A lever ...

You can adjust the float for your specific toilet tank. The flapper is the seal between the tank and the bowl. When you push the handle, a chain pulls the flapper up and allows the tank water into ...

You’re about to use the toilet but notice it has unusually low water. Or even worse, you just used and flushed your toilet only to find the water barely fills up the bowl. At this point, there ...

Next, remove the tank lid. Inside you’ll should see the main parts responsible for your toilet's water control: the flapper chain, flapper, overflow tube, a ball float or float cup, and fill valve.

Older toilets might not have an integral float—theirs will be separate—but those built in the last 25 years will, Halloran says. If the tank isn’t refilling properly, or your toilet is ...

It can be a little disconcerting to hear your toilet run when no one has been in the bathroom recently. Rather than assume some kind of paranormal pooper is the culprit, it may be time to ...

Why is my toilet yelling at me? In short, the fill valve isn’t closing properly. When the float lifts, it’s supposed to stop the flow of water into the tank and has to fight against the water ...

Take a peek inside the toilet tank too, as the mechanisms like the flush valve gasket, float cup, and fill valve could all use repair. Or the bottom of the tank looks excessively dirty.