Sink Drain backup

Kitchen sink was backing up. Called plumber and he snaked the line. Didn't work. Replaced a Studer vent that is under the sink (only a year old) and that didn't work. When he manually opens the Studer vent, the water drains out fast. He tired 2 vents. Problem still not solved.

Hello there, I have got a leak that is under my kitchen sink and seems to be under the floor. When I drain water it goes down the drain and then it bubbles up from under the floor under my sink and out onto my kitchen floor. It smells really bad. I had a plumber come out about a year ago to...

The set-up from kitchen sink leading down to drain to basement: 1. Kitchen sink - (R side) - connected to a P drain I think you call it -PVC-, connected to a "metal" T, which has a Studer vent gizmo attached to the top of it, then draining into a metal pipe straight down to the drain in the...

Help! This evening, my kitchen sink backed up... Which I used liquid plumber to unlcog it and it worked...then when I went into the basement, the drain in the wash room was backed up with stuff all over the place. I have a plumber on the way. My brother tells me that it is most likely the tree...

Yesterday I heard a rumbling in the kitchen and some clear sewage backed up in the sink with a horrible smell. This happened twice and went away. After some usage the sink clogged up. The plunger worked and cleared it. But then it clogged up again immediately. I tried plunging again and a lot of...