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P Trap In Plumbing


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P Trap In Plumbing. They get their name by resembling a p that has fallen on its side (the looping part of the p faces down). Its primary function is to trap a small amount of water after the fixture's use, creating a seal that prevents sewer gases from entering the building.


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It is named after its shape, which resembles the letter “p” when viewed from the side. This plumbing masterpiece has been in use for about 250 years. It’s shaped like a “p” and can be found under sinks, tubs and showers.

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It’s shaped like a “p” and can be found under sinks, tubs and showers. Clear diagram and explanation of a p trap in plumbing, showing its structure and function to prevent sewer gases from entering indoor spaces. It is named after its shape, which resembles the letter “p” when viewed from the side. This plumbing masterpiece has been in use for about 250 years.

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