Toilets and washers share waste pipes, and both use the same vent stack to dispose of waste. These waste pipes are installed vertically up to the roof and lead to sewers. The vent stack is one of the most important parts of your waste system. It helps to keep your home dry by preventing dampness and helps the waste pipe to reach sewers in a timely manner.
Vent stack

When it comes to a bathroom or kitchen drain, you have two options – a true vent or a vent stack. The former transports wastes out of the building and admits air, and the latter admits wastes. A true vent runs vertically through the roof. A vent stack can have several connections. It can be connected to multiple fixtures or it can be directly behind a fixture.

The former has a collar around the base that’s usually made of aluminum or rubber, which can be deteriorated over time by extreme weather and UV rays. Eventually, this can lead to leaks in the roof and water damage and mold growth. If you notice water pooling around the base of your vent stack, it’s a sign that you should call a plumber. In some cases, this can also be a sign of a clogged vent.
Air pressure

The waste pipes from toilets and washing machines are often the same. However, some buildings use separate waste lines for each washer and toilet. The waste pipes of both machines have a vent stack, which carries air pressure into the waste drainage system. This helps prevent sewer fumes from wafting into the home.

Candu Plumbing & Rooter blog article of the toilet can be caused by a clogged drainpipe. The clog can cause the air pressure inside the pipes to decrease. When this happens, the water pressure in the toilet and washer decreases, which results in bubbles in the toilet.

If the drainpipes of the washer and toilet share the same drain, there is a high possibility that the drainpipes will become blocked. If this occurs, a plunger can be used to clear the clog. This will remove the clogged drainpipe.
Common problems

There are two common problems that can arise when a washer and toilet share a drain. One problem is the water overflow, which results in water flowing back into the washing machine. Another is a clogged drainpipe, which can force water back into the toilet. Both problems require a solution.


If water is backing up into the toilet and sink, it may be a sign of a clogged drain. You may hear gurgling sounds when you flush the toilet, or you might notice water backing up into low spots. The drain might also be making noise under normal circumstances. Bubbles or smelly gasses are other signs that a clog is forming.

The problem may occur due to solid matter that blocks the drain. This could be hair, toilet paper, cooking grease, or other materials. In severe cases, this blockage may damage the septic system or sewage line. Fortunately, there are several solutions to a clogged drain. In the meantime, if the blockage is only near the drain opening, a plunger may be able to clear the drain. However, if the clog is in the drain line, a plumber should be called to solve the issue.
Ways to prevent clogs

There are a few ways to prevent clogs when a washing machine and toilet share the same drain. https://www.sharkplumbers.com/plumbing-services/24-hour-plumber/ is to inspect the drain for visible obstructions. This may mean looking inside the drain cap with a flashlight. Once you’ve located the obstruction, remove it by unclogging the drain. this great article from Candu Plumbing & Rooter on Thousand Oaks plumbing for hook purchased at a hardware store can help in this endeavor.

Another way to prevent clogs is to keep fats and grease out of the pipes. Fats and grease can cause massive blockages. These include meat fats, lard, vegetable oils, shortening, butter, margarine, and coffee grounds. Fats and grease from sanitary products and bones can also clog drains.

Candu Plumbing & Rooter
22144 Eccles St, Canoga Park, CA 91304
(855) 522-2638
https://www.sharkplumbers.com/