Most People Fail This Plumbing Quiz — Can You Pass?

Which fitting changes the direction of a pipe by 90°?

15%

Correct!

Incorrect!

An elbow fitting is designed to turn a pipe 90 degrees, while a tee connects three pipes, which is a common source of confusion. Choosing the correct elbow radius can make installation easier and keep water flowing efficiently without unnecessary pressure loss.

Which fitting changes the direction of a pipe by 90°?

Elbow

Coupling

Reducer

Tee

15%