Vent Stack Dropped Below The Roof

You won t be sorry.

Vent stack dropped below the roof.

Unfortunately the best place to clear a blockage in a vent pipe is from the roof. It is a vertical pipe attached to a drain line and runs through the roof of your home. It channels the exhaust gases to the vent and helps maintain proper atmospheric pressure in the waste system. The main vent is stack is often but not always a continuation of the soil stack which is a 3 or 4 inch waste pipe that extends vertically down from the uppermost bathroom to the sewer.

As with all drains ventilation must be provided to allow the flowing waste water to. Stack vents are only used to vent sewer gas. An island fixture vent sometimes colloquially called a chicago loop boston loop or bow vent is an alternate way of venting the trap installed on an under counter island sink or other similar applications where a conventional vertical vent stack or air admittance valve is not feasible or allowed. For one reason or another it may be impractical or impossible to construct this main vent through the roof so it s usually.

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. However to do so i would have to come up the wall across the ceiling and then back down the wall with the stack so i use the old vent connection that is about 4 feet from the floor. Why plumbing air vents are important. There is already a vent connection on the stack that is above the height of the sink so if i could get the pipe over to this connection i could reuse it.

The uppermost part of the waste stack that connects to the uppermost part of the roof is the stack vent. Because clearing vent pipe blockages can be a real pain in the you know what you can take some preventive steps. Working up on the roof can be a dangerous task to say the least.