A hydrostatic loop, though not often used in
plumbing
Plumbing is any system that conveys fluids for a wide range of applications. Plumbing uses piping, pipes, valves, piping and plumbing fitting, plumbing fixtures, Storage tank, tanks, and other apparatuses to convey fluids. HVAC, Heating and co ...
practice, is an arrangement of pipes formed into a vertical loop to prevent backflow of water within the plumbing
potable water
Drinking water or potable water is water that is safe for ingestion, either when drunk directly in liquid form or consumed indirectly through food preparation. It is often (but not always) supplied through taps, in which case it is also calle ...
system. Since a
siphon
A siphon (; also spelled syphon) is any of a wide variety of devices that involve the flow of liquids through tubes. In a narrower sense, the word refers particularly to a tube in an inverted "U" shape, which causes a liquid to flow upward, abo ...
has a maximum height that it can work (about 33 feet), a hydrostatic loop is built higher than 33 feet. There are several ways to prevent siphonage and an undesirable backflow of the water in a plumbing system.
* Vented loops
References
See also
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backflow prevention
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Pressure vacuum breaker
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Double check valve
A double check valve or double check assembly (DCA) is a backflow prevention device designed to protect water supplies from contamination.Dietmar Findeisen (2005) ''Ölhydraulik: Handbuch für die hydrostatische Leistungsübertragung in der Flu ...
*
Chemigation valve
Sometimes called a check valve or a backflow preventer, a chemigation valve is an apparatus designed to protect water supplies from agricultural chemicals used during chemigation, the application of chemicals such as fertilizers and pesticides thro ...
*
Reduced pressure zone device
A reduced pressure zone device (RPZD, RPZ, or RPZ valve) is a type of backflow prevention device used to protect water supplies from contamination. RPZDs may also be known as reduced pressure principle (RP), reduced pressure principle backflow ...
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Atmospheric vacuum breaker
An Atmospheric Vacuum Breaker (AVB) is a backflow prevention device used in plumbing to prevent backflow of non-potable liquids into the drinking water system.
It is usually constructed of brass and resembles a 90-degree elbow with a hood on ...
Plumbing valves
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