Basement Floor Drain P Trap

Many basement floor drains tie directly to the home s sewer system but in some communities local building codes require floor drains to run to a sump pit where a pump lifts the water to the exterior surface of the house.

Basement floor drain p trap.

The rest of the drain is always buried in the basement floor. Basement floor drains don t get a lot of attention until the sewer backs up or the basement smells like an outhouse. The p trap is located under your concrete floor and when it dries up it will allowing the sewer gases to enter into your home. Unclog basement floor drain without using a plumbing snake.

Finding the source of the basement smell. But if you have a shower that s been abandoned since the kids moved out or a floor drain that never gets used the water in the trap can eventually evaporate. If you notice a foul sewer smell in your house or basement here are the five possible causes in order of probability. The p trap is a u shaped section of pipe that is designed to hold water to block dangerous sewer gas from rising up and into the home.

This will re prime the. Most of the time the sewer smell is caused because the water in the p trap has dried up or evaporated. Water in any trap under unused drains will eventually evaporate. When the drain line gets clogged if the.

It connects on one end to the drain such as a floor drain or the drain of a restroom fixture and on the other end to the line going to the sewer. You have a water trap under a floor drain laundry tub or wash basin that has dried out from lack of use. Shaped like the round end of a p or a u the p trap is the place in your drains that stops sewer gas odors from shooting back up your drains into your place of business. That will re prime the p trap and block out that nasty sewer odor.

Usually you can fix a dried up p trap by taking a gallon of water and simply dumping it down into the drain. That lets in stinky or even dangerous sewer gases. Under every drain in your house there s a trap that holds water and prevents sewer gas from flowing up into the air you breathe. Start the process by turning on the backflow preventer and removing the cap of the trap.

The diagram at right shows a p trap which can be found at sinks showers and bath tubs. Will your basement floor drain always remain clogged. Here s what you need to do to 1. There is a p trap in the 4 cast iron under the basement slab.

I have a 1st story bathtub with a 1 1 2 pvc p trap connected within 18 to a 3 cast iron waste stack and vent.