Sewer Vent Pipe On Roof Smells

Similar to a drain trap vents allow sewer gas to leave your home through your roof rather than going elsewhere.

Sewer vent pipe on roof smells. Sewer gas smell is caused by invisible gas that enters your home from your plumbing pipes. As wind blows over the house the air currents that are supposed to carry the gases up and away can carry sewer gas down fron the vent stack on the roof into the living areas. Often wind currents cause these odor problems. Plumbing air vents also prevent sewer gases from entering the home and allow wastewater gas and odor to escape.

Located on the roof these vent pipes allow gases to escape from your sewer system. Because of this naturally occurring cycle the septic and sewer gases have a foul odor. Normally the gases are carried up and away from the system s stink pipe. One of the main jobs of vent pipes is to get rid of those nasty odors and gasses so if you smell something off it s time to check it out.

There are a handful of possible causes for a sewer gas smell in your home most of which are the result of plumbing failures. Vent stacks are supposed to remove foul air to the outside it equalizes pressure so that the fixtures operate properly. Plumbing vent pipes are located on roofs away from windows or air conditioning units so that the fumes can easily dissipate. The second most common source is a bad wax seal under a toilet.

If that doesn t get rid of the odor it s time to call a professional. Those carbon filters you speak of work very well sometimes frost over can cause the carbon to not work effectively. What you are experiencing is downdraft from the roof. The most common source is dry floor drains.

Often wind currents cause these odor problems. Now let s look at the top signs to look for which may mean a vent is clogged. When you think of clogged plumbing blockages in drain pipes are probably the first issue that comes to mind. But there s another part of your plumbing system that can become blocked.

One easy fix that may work is to pour a quart of water down each of your drains. The plumbing roof vent pipe and yard based sewer vent pipe are also a place where septic gases and sewer gases exit the system safely. If there is a clog in the plumbing vent those sewer gasses can t escape properly. As wind blows over the house the air currents that are supposed to carry the gases up and away can carry sewer gas down fron the vent stack on the roof into the living areas.

Sewer and septic tank odors are a big problem for some homes.