Reviews Air Admittance Valves
Install Air Admittance valve in under 5 minutes
Sewer Venting Alternative for your studor vent island Sink.
Air Admittance Valve studor vent is installed where installation of a vent pipe is not an option such as in renovations or island sinks. It's often called a cheater vent.
I explain how studor vent an air admittance valve for a sink vent works. studor vent
how to vent a kitchen sink under a window / kitchen island studor vent
Mechanical plumbing studor vent went bad-smell from under a sink-repaired