Plumbing Vents (The Ultimate Guide) - Quiz

What is the primary purpose of a plumbing vent?

• Better Drain Flow

• Protect trap seals

• Transport sewer gas outside

• To vent the sewer

What is a trap seal?

• A device to block water flow

• A standing water inside a P-Trap

• A method to clean drains

• A type of plumbing vent

What happens when the trap seal is siphoned down the drain?

• The p-trap becomes empty and sewer gas enters the home

• The drain gets clogged

• The vent gets blocked

• The water flow improves

How do plumbing vents protect trap seals?

• By blocking sewer gas

• By balancing the air pressure inside the drainage system

• By increasing water pressure

• By cleaning the pipes

What is siphonage?

• Positive pressure

• Negative pressure

• Equal pressure

• High water flow

What is backpressure?

• Negative pressure

• Low water flow

• Equal pressure

• Positive pressure

Which of the following is a secondary benefit of plumbing vents?

• Better drain flow

• Protecting trap seals

• Preventing siphonage

• Balancing air pressure

What is the simplest and most commonly used venting method?

• Combination Waste and Vent

• Conventional Venting

• Circuit Venting

• Wet Venting

What is an individual vent?

• A vent that only works with toilets

• A vent that serves multiple fixtures

• A single pipe that vents a plumbing fixture’s trap

• A vent that connects to a branch vent

What is a branch vent?

• A vent that only works with sinks

• A vent that connects at the intersection of two trap arms

• A vent pipe that connects one or more individual vents to either a vent stack or stack vent

• A vent that serves as both a drain and a vent