Search results

Yes, I think lack of proper vent is the problem. When I remove the AAV, problem goes away. The pipe goes from the disposal into side of a T (other sink goes straight down into top of the T), other end of the T goes to a P-trap and out to the main pipe which an AAV is installed. I didn't have...

I replaced a garbage disposal 1/2 hp, Insinkerator Badger 5) under a double-sink. I would like some help determining how to prevent water backed up over other sink when in use. With the stronger disposal (1/2hp vs. old 1/3hp), the water could not drain to the main pipe (through P-trap) and...