Planning a bathroom remodel ... with plenty of capacity for incoming water and outgoing drains and vents. The bathroom plumbing diagram shown here will meet the requirements of most building ...

This is very important, as the new branch line you install must connect to an existing plumbing drain in the right location. The diagram will absolutely have to include a bathroom plumbing vent ...

I recently had a plumbing emergency in my own home. The main drain pipe under the basement floor got clogged with toilet paper. The culprit is a newer low-flush toilet in a basement bathroom.