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  1. What Does the U-Shaped Pipe Under a Sink Do? - WM …

    • The U-shaped bend in your drain pipe is called the p-trap. This pipe is also referred to as a trap. However, the term trapcan refer to a number of plumbing fixtures that serve similar purposes. The name o… See more

    How Does A P-Trap Operate?

    The p-trap under sink plumbing pipe serves the function of capturing a small amount of water … See more

    WM Henderson
    P-Trap Parts & Components Infographic

    To become familiar with the pipes and parts beneath your sink, view the infographic below. The infographic displays the sanitary pipe, p-trap, fixture, and ventilation pipe. See more

    WM Henderson
    Causes of Clogged P-Trap Pipes

    P-traps drain pipes can become trouble spots in some cases. Because they trap water, they can also trap debris inside the water, such as hair and soap scum. Unfortunat… See more

    WM Henderson
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  1. Trap (plumbing) - Wikipedia

  2. The Anatomy of a Basic U Plumbing Trap - John C. Flood

    Feb 6, 2013 · Learn about the anatomy of a basic U plumbing trap and how it works to prevent sewer gases from entering your home.

  3. P-Trap Vs. S-Trap Drain Pipes: What Are The Major Differences?

  4. What Does the U-Bend in My Plumbing Do? - Saddleback Plumbing

  5. U Pipe Uncovered: Understanding Your Sink's P-Trap …

    Dec 12, 2023 · The U-shaped bend in your sink’s drain pipe is known as a p-trap, short for “particular trap.” It is called a trap because it prevents sewer gases from flowing back up the wastewater line and entering your sink.

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  7. Why Are There U-Shaped Pipes Under Sinks? - Tom's …

    Feb 13, 2024 · What looks like a U-shaped pipe is actually more of a sideways “P”. That part of the pipe is known as a P-trap, or a bend in the drain and waste pipe that traps debris and odors. Do you ever wonder how the smells of the …

  8. Why There is a U-Shaped Pipe Under Your Sink

    Mar 21, 2022 · The U-shaped pipe under your sink is known as a “P-trap” or “sink trap.” Its primary purpose is to prevent foul odors and harmful sewer gases from entering your home through the kitchen or bathroom drain.

  9. Why does the air conditioner condensate drain line …

    Jul 29, 2018 · In many homes, the U-shape is underground and is created by the pipe running down under the floor slab, then up above ground near the condenser (outside unit), like in the photo above. Most manufacturers specify …

  10. What Is The U-Shaped Pipe Under Your Sink? | YES!

    Ever wondered why your drain pipe below the kitchen and bathroom sink doesn’t just go straight down into the floor, or why it has a U-shape? That section of your drainpipe is known as a trap, and it’s a critical part of your wastewater …