TN CMC-A Plumbing Practice Questions - Tennessee Plumbing (CMC-A) Contractor Examination Exam

The primary purpose of a fixture trap is to do which of the following?

Increase the velocity of waste so solids do not settle Provide a water seal that prevents sewer gas from entering the building Strain solids so they never enter the drainage piping Serve as the required vent for the fixture drain

Correct Answer:

Provide a water seal that prevents sewer gas from entering the building

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