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Floor drain system in bathroom, Korea. A floor drain is a plumbing fixture that is installed in the floor of a structure, mainly designed to remove any standing water near it. They are usually round, but can also be square or rectangular. They usually range from 2 to 12 inches (5.1 to 30.5 cm); most are 4 inches (10 cm) in diameter.
Trap with copper drain pipe at underside of firestop packing in two-hour fire-resistance rated concrete floor slab Typical P-trap. Maintaining the water seal is critical to trap operation; traps might dry out, and poor venting can suction or blow water out of the traps. This is usually avoided by venting the drain pipes downstream of the trap ...
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A sewer pipe is normally at neutral air pressure compared to the surrounding atmosphere.When a column of waste water flows through a pipe, it compresses air ahead of it in the system, creating a positive pressure that must be released so it does not push back on the waste stream and downstream traps, slow drainage, and induce potential clogs.
The AOL.com video experience serves up the best video content from AOL and around the web, ... Dog walker goes into frigid water to rescue stranded dog. ABC News Videos. POV: Your daughter wants ...
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Sticker (pictured in 2006) promoting the conspiracy theory that the September 11 attacks were orchestrated by the US government "9/11 truth movement" is a term that has been applied to loosely affiliated [16] [18] organizations and individuals that question whether the United States government, agencies of the United States or individuals within such agencies were either responsible for or ...