Sinks not draining/poor venting?
Two new under sink vents and it still is not draining my sinks, if I unscrew the air vent the sinks will suck down like a champ. I can't have a roof vent because I have a island sink, the only roof v...
Forum Discussion
buckarooman wrote:
I wish I had a roof vent haha stupid island sink doesn't have one so the tanks only vented with the aav
In our trailer, the sink vents are separate from the tank vents. The tank can't vent properly through an under-sink vent. You might check on the roof for a vent in a location that makes it likely to be for the gray tank. Then see if the vent is clogged.
Joe
