Readers ask: What Is A Maxi Vent?

The Maxi-Vent eliminates roof penetrations and can be used with the Mini-Vent to vent an entire building without the need for passive vents pipes. The Maxi-Vent is discreet – it can be installed in the attic area, or even below the flood level of the highest connected branch.

How does a Durgo vent work?

The Durgo Valve is activated when wastewater is sent down the waste pipe. As the pipe becomes filled with negative pressure, the valve opens and allows air into the pipe. When the air pressure is equalised, the valve closes, this prevents unwanted smells from backing up and entering the home.

What is the purpose of a stack vent?

Also called a vent stack or plumbing air vent, the vent pipe regulates airflow to assure waste and water flows through pipes that drain out of your house. It prevents a vacuum that causes slow or no drainage.

Can a studor vent be installed outside?

Studor® Air Admittance Valves may be used outside. It is recommended that protection for all Air Admittance Valves be used.

Can you cover a studor vent?

No place to hide the vent pipe. By putting an air admittance valve there, it’ll let air enter the line to permit draining effectively but not allow any air to leave. Inside the vent line, there is air as well as sewer gas. Sewer gas doesn’t smell pleasant at all.

How do cheater vents work?

A cheater vent (or air admittance valve) is a vent that comes off the fixture — for example, a sink in a new powder room — and is buried in the wall. AAVs are designed to not allow sewer gas out into your wall cavity. It’s a mechanical vent that allows necessary air into the system to help drains operate efficiently.

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What is a Durgo vent?

Prevent transmission of odorous sewer gas into the building or surrounding areas. Uses include trap vents, group vents, stack vents and branch drains.

How many vent stacks should a house have?

At least one main vent stack is required for every building that has plumbing when connecting separately to the sewer for the building or its septic tank. The stack has to run the most direct route through open air or be ventilated to extend to open air.

What happens if a toilet is not vented?

Poorly-vented drain lines will not be able to effectively move wastewater and solid waste out of your building. This could lead to problems such as overflowing drains, backed-up toilets, and similar plumbing issues.

Whats the difference between a vent stack and a stack vent?

A vent stack is a vertical pipe that is only used for venting, and runs upward from the drain piping to the open air outside the home. Vent stacks are primary vents and accept connections from other vents in a plumbing system. A stack vent is used for both drainage and venting.

Do studor vents smell?

When using AAVs, there still must be at least 1 conventional vent to the outside of the house. Like ’em or not, but they still should not emit odor.

How long does a studor vent last?

Remember that these valves should last anywhere from 20 to 30 years, so if they are only lasting for a couple of years, there may be some problems that need addressing.

Can you studor vent a shower?

Studor vents help to facilitate drainage in bathtubs and showers. Often, when a bathtub, shower or washing machine is bubbling or gurgling, either a Studor vent needs to be installed or an existing vent is locked in the open position.

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How high does a studor vent need to be?

STUDOR AAVs must be located a minimum of four (4”) inches above the horizontal branch drain or fixture drain being vented.