Most People Fail This Plumbing Quiz — Can You Pass?

What is the purpose of this trap cover on a floor drain?

90%

Correct!

Incorrect!

Trap covers protect the P-trap from debris while maintaining the water seal that blocks sewer gases. Leaving the cover off can let objects fall in or odors escape, so it’s important for safety and hygiene.

What is the purpose of this trap cover on a floor drain?

Connect pipes

Block sewer gases

Measure pressure

Drain water slowly

90%