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  2. Solenoid valve - Wikipedia

    en.wikipedia.org/wiki/Solenoid_valve

    For example, a popular 3 ⁄ 4-inch 150 psi sprinkler valve, intended for 24 VAC (50–60 Hz) residential systems, has a momentary inrush of 7.2 VA, and a holding power requirement of 4.6 VA. [5] Comparatively, an industrial 1 ⁄ 2 -inch 10,000 psi valve, intended for 12, 24, or 120 VAC systems in high-pressure fluid and cryogenic applications ...

  3. Piping and plumbing fitting - Wikipedia

    en.wikipedia.org/wiki/Piping_and_plumbing_fitting

    Valves stop (or regulate) the flow of liquids or gases. They are categorized by application, such as isolation, throttling, and non-return. Isolation valves temporarily disconnect part of a piping system to allow maintenance or repair, for example. Isolation valves are typically left in either a fully open or closed position.

  4. Plumbing - Wikipedia

    en.wikipedia.org/wiki/Plumbing

    A complex arrangement of rigid steel piping and stop valves regulate flow to ... water main being ... with nominal pipe sizes from 3 ⁄ 8 inch (9.5 mm) to 2 inches ...

  5. 8-inch water main break prompts road closures on Cooke Street

    www.aol.com/8-inch-water-main-break-213200253.html

    Apr. 14—Honolulu Board of Water Supply crews are repairing an 8-inch water main break on Cooke Street. At about 10:30 a.m. Sunday, Cooke Street between Kapiolani Boulevard and South King Street ...

  6. Saddle valve - Wikipedia

    en.wikipedia.org/wiki/Saddle_valve

    They are typically used for supplying cold water, via a 3/8 inch tube, to: humidifiers and; icemakers in freezers. A saddle valve is mounted directly on to a pipe which is usually 1/2 inch copper tubing. Saddle valves are self-tapping devices. Once mounted on a line, with the included rubber seal in place, all that is required is to turn the ...

  7. Valve leakage - Wikipedia

    en.wikipedia.org/wiki/Valve_leakage

    The importance of valve leakage depends on what the valve is controlling. For example, a dripping tap is less significant than a leak from a six-inch pipe carrying high-pressure radioactive steam. In the United States, the American National Standards Institute specifies six different leakage classes, with "leakage" defined in terms of the full ...

  8. Atmospheric vacuum breaker - Wikipedia

    en.wikipedia.org/wiki/Atmospheric_vacuum_breaker

    If the pressure in the "upstream side" is reduced to atmospheric pressure or below, the poppet valve drops and allows air to enter the system, breaking the siphon. [1] One-Inch Brass Atmospheric Vacuum Breaker mounted on PVC Pipe. These devices, since they work on atmospheric principles, cannot be installed in an enclosure containing air ...

  9. 25 Unconventional Pets Owned by Celebrities - AOL

    www.aol.com/lifestyle/25-unconventional-pets...

    Celebrity: American actress and film producer Reese Witherspoon Animal:Donkeys Names: Honky and Tonky Make a good pet? Yes, if you have the space. Catherine of Aragon’s monkey

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