So i've tried a few other methods, tried extending the riser that the AAV is attached to another six inches, making it almost a foot tall and higher than the sinks themselves, still nothing, still nothing. Do you think the AAV is just faulty? I don't understand how it doesn't work when...
So I picked up this "AAV kit" from home depot today to finally fix my sinks drain problem. My house is a converted garage (mother in law house sorta thing) and the pipes for the kitchen sink never had a roof vent put in, and since the whole place is made of cinder block, its rather hard to put...