Toilet drain plumbing

S-Trap vs. P-Trap: S-trap vs. P-trap.

Here's everything you need to know about toilet venting, plus materials, diagrams, and steps to help you succeed on this home improvement project.

See the drains & vents come together inside this bathroom. Includes pipe sizes for both major U.S. Plumbing Codes (IPC and UPC).

Solutions to a bubbling toilet or changes in the water level in the bowl.

I'm remodeling my bathroom. The sink drainage come up from the floor. The alignment between that and the drain coming from the sink doesn't have enough space for a p-trap to be installed so it just...

Clogged toilets are an inconvenience since they are unusable until they're fixed and have a risk of flooding. If your toilet is clogged and you don't have a plunger nearby, you can still use many other things in your household to loosen...

Plumbing Basics: Plumbing follows the basic laws of nature -- gravity, pressure, water seeking its own level.

If you spot these troubles with your toilet, don't wait around for them to go away. Instead, here's what to do about them.