Purpose of vent under sink? Discussion Thread
Purpose of vent under sink? Discussion Thread
There are bad smells that come from my sink drain when I run water.
On inspecting (undoing) the U-bend trap, there is no debris or anything in there. It is a clean run. And I don't think the water is being siphoned out of the U-bend (though I can't be certain) because the sink is used a lot and the smells occur when I run water, not when I leave it alone.
I was puzzled as to the purpose of the vent that points upward and to the left in...
There are bad smells that come from my sink drain when I run water.
On inspecting (undoing) the U-bend trap, there is no debris or anything in there. It is a clean run. And I don't think the water is being siphoned out of the U-bend (though I can't be certain) because the sink is used a lot and the smells occur when I run water, not when I leave it alone.
I was puzzled as to the purpose of the vent that points upward and to the left in...