Air Admittance Valves (aka Studor vents) are built with “negative-pressure-activated” one-way mechanical valves. Used most commonly at an island sink or vanity, the vents may be used to prevent roof penetrations (as seen above) on the front roof line elevation.

STUDOR, INC is the distributor of the STUDOR® brand of Air Admittance Valves (AAVs) for the plumbing industry in the USA, Canada, Mexico and Puerto Rico. The Studor AAV can be used in lieu of expensive and complex plumbing (open pipe) vent systems that …

An Air Admittance Valve (AAV), which you may also hear referred to as a Studor Vent, Studor AAV or Mini Vent, is a one-way mechanical valve that is installed locally at the site of a plumbing fixture, allowing proper venting to occur without a connection to a …

Get plumbing ventilation to prevent the loss of water seals in traps without the need for costly roof penetration using this STUDOR PVC Mini Vent Adapter.

Air admittance valves or Studor Vents (a trade name for a specific air admittance valve brand) are often found where it is difficult or even impossible to install conventional plumbing vent piping; in other installations air admittance valves may supplement the building's existing vent piping system to avoid trip siphonage and dangerous methane ...

May 26, 2022 · Discover everything you should know about air admittance valves (AAVs) and how you can install one yourself to save time and money. A common problem in plumbing remodeling is how to run new vent lines when a structural element blocks access to …

Jul 20, 2022 · A studor vent must be installed at least six inches above the ceiling insulation in order to prevent condensation and mold formation. The location of a studor vent is important, so consult an attic specialist or homeowner’s guide to find the best spot for your home.

Studor vents, also known as air admittance valves (AAVs), are used in various plumbing scenarios (Refer to Fig. 1) where traditional venting methods might be impractical, expensive, or not feasible due to space constraints or architectural considerations.

Studor® mini-vent® for plumbing ventilation. Allows for ventilation of a plumbing system without connecting to the main vent stack.

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