Vent pipes run from waste or drain pipes upwards ending outside the building usually sticking up through the roof.
Vent through roof plumbing.
For one reason or another it may be impractical or impossible to construct this main vent through the roof so it s usually.
The vent stack is the pipe leading to the main roof vent.
This is best implemented if a fixture rests close to the stack and the top floor of your home allowing the stack to serve as a vent.
Venting is critical to the operation of a residential or commercial plumbing system.
The typical vent system consists of a network of pipes that connect to every drain p trap and extend via a main stack that pokes through the roof just above the main bathroom.
It also allows fresh air into the plumbing system to help water flow smoothly through the drain pipes however no water runs through the plumbing vent pipe.
Running a vent pipe out of the roof takes some careful preparation.
When water drains air must replace the space that was taken up by the water.
The true vent is aligned vertically and attaches to your drain line through the roof.
Plumbing vent pipes are connected to your drain system and are needed for water to drain properly.
This allows unpleasant and potentially dangerous odors or fumes to safely leave your plumbing system escaping harmlessly into the air outside.