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2024 International Plumbing Code - Residential

Chapter 9Vents

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Question 1 1.

The plumbing system must be provided with a venting system designed to ensure that no fixture trap seal is subjected to a pressure differential exceeding what specific value?

Question 2 2.

Which standard must an air admittance valve comply with if it is used for the termination of a chemical waste drainage vent system?

Question 3 3.

What is the minimum required weight for sheet copper used for vent pipe flashings?

Question 4 4.

When a roof is used for assembly purposes, such as a restaurant or bar, how high above the roof must an open vent pipe terminate?

Question 5 5.

For a vent terminal extending through a side wall, what is the minimum required horizontal distance from the lot line?

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