Stunning Studor Vent Under Kitchen Sink
Code expert Glenn Mathewson describes three ways to vent a kitchen island.
Studor vent under kitchen sink. Air Admittance Valves aka Studor vents are negative-pressure-activated one-way mechanical valves. Space under the sink can be tight and the AAVs at the back so accessibility can be difficult. Its a mechanical vent that allows necessary air into the system to help drains operate efficiently.
Simply unscrew the check vent using a pair of big slip-joint pliers. No amount of hot water flushes or Drano type pipe clearing makes any difference. What is a studor vent and what does it do.
The installation of a Studor vent is not difficult and can be completed in about an hour. You have a circuit that loops up as high as you can get it in the kitchen cabinet and then the two legs of the circuit connect together at least 5 down stream after they go horizontal 5 downstream. I wanted to take it further and eliminate all vents prior to the new roof going on also part of the work.
It was recommended we install a studor vent - which seemed to correct the problem and has worked great. To install the new check vent first apply some joint tape or sealant to the threads and screw back in. Air admittance valves aka studor vents are negative pressure.
Hi - We had a problem with drainage in our kitchen sink after a remodel. However we are now getting a terrible sewer smell from the sink. Tighten with a pair of pliers but dont overtighten.
Do not use the sharp 90-degree vent elbow designed for venting above the water line. 3 studor maxi vent under kitchen sink. The plumber put in a studor vent for the new kitchen sink only.