Blocked Roof Stack Vent

How to unclog a vent pipe on your roof.

Blocked roof stack vent.

Causes of blocked sewer vents and their solutions. The function of this 2 or 3 inch pipe is to admit air into the drainage system and when it gets blocked the. There are a number of possible causes of blocked sewer vents. P traps cheaters in older homes a vent may also be located under a kitchen or bathroom cabinet at a level.

A vent stack extends upward from the roof of every building that has waste plumbing. If you started to experience the problems described above after a snowstorm snow on the roof is probably blocking your sewer vent. It isn t safe to climb on the roof to check the vent in the winter but in the summer months you can clear vent blockages by removing debris from the vent opening. These three are the most common.

The pipe leading to the main roof vent is called the vent stack. Unfortunately the best place to clear a blockage in a vent pipe is from the roof. If the main vent is blocked the water will back up. Working up on the roof can be a dangerous task to say the least.

Bird or rodent. A plumbing vent or stack as the pros call it runs from your plumbing through your attic to the top of your roof. You won t be sorry. That s because the vent pipes work to remove and block those smells from coming into your home.

Get those drains and pipes running like new. Follow the steps below to clear your plumbing vent stack of any clogs and build ups. The plumbing vent pipe is a vertical pipe that attaches to the drain line and runs through the roof of a home. It s best to have your plumbing vent atop your roof to let noxious fumes leave your home above nose level.

You might need to run a drain cleaner through your roof vent if it s clogged or if this is the easiest way to access a clogged main drain. Climb the roof with a garden hose and spray water into the main vent opening. Because clearing vent pipe blockages can be a real pain in the you know what you can take some preventive steps. Your vent pipe can become clogged from a variety of things.

If the blockage is deeper inside insert a garden hose into the vent and turn on the water. The vent system those plumbing pipes that stick out of your roof may be clogged instead. When the vent pipe is clogged it shows up within your home in a variety of ways from ghost flushing from your toilet to a sink that won t drain properly. Fourth if your vent pipes clogged you might smell nasty sewer gas.

It helps maintain proper atmospheric pressure in a building s waste system and channels the exhaust gasses to the vent.