Most People Fail This Plumbing Quiz — Can You Pass?
Which fitting is used to join two pipes of different diameters?
65%
Correct!
Incorrect!
A reducer fitting allows two pipes of different sizes to connect securely. Many beginners confuse it with a coupling, which joins same-size pipes. Choosing the correct fitting ensures tight connections and avoids leaks.
Which fitting is used to join two pipes of different diameters?
Reducer
Elbow
Tee
Coupling
65%
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