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  2. Fire sprinkler system - Wikipedia

    en.wikipedia.org/wiki/Fire_sprinkler_system

    A fire sprinkler system is an active fire protection method, consisting of a water supply system providing adequate pressure and flowrate to a water distribution piping system, to which fire sprinklers are connected. Although initially used only in factories and large commercial buildings, systems for homes and small buildings are now available ...

  3. Standpipe (firefighting) - Wikipedia

    en.wikipedia.org/wiki/Standpipe_(firefighting)

    External access point for fire sprinkler and dry standpipe at a building in San Francisco, US Antique wet standpipe preserved at Edison and Ford Winter Estates. A standpipe or riser is a type of rigid water piping which is built into multi-story buildings in a vertical position, or into bridges in a horizontal position, to which fire hoses can be connected, allowing manual application of water ...

  4. Fire loading - Wikipedia

    en.wikipedia.org/wiki/Fire_loading

    An empty room with a ... such as ensuring adequate fire detection and evacuation routes or installing fire sprinkler systems and other fire suppression systems. ...

  5. Fire sprinkler - Wikipedia

    en.wikipedia.org/wiki/Fire_sprinkler

    A fire sprinkler mounted on a ceiling. A fire sprinkler or sprinkler head is the component of a fire sprinkler system that discharges water when the effects of a fire have been detected, such as when a predetermined temperature has been exceeded. Fire sprinklers are extensively used worldwide, with over 40 million sprinkler heads fitted each year.

  6. Active fire protection - Wikipedia

    en.wikipedia.org/wiki/Active_fire_protection

    Wet systems are becoming less common with the increase in number of sprinkler systems being installed. [4] In some systems, firefighters have the option of pumping a Fire Department Connection (FDC) which will increase the water pressure at a standpipe in the event of a fire pump failure or loss of pressure.

  7. Irrigation sprinkler - Wikipedia

    en.wikipedia.org/wiki/Irrigation_sprinkler

    An impact sprinkler head in action Sprinklers spraying water to irrigate vine plants in a vineyard. An irrigation sprinkler (also known as a water sprinkler or simply a sprinkler) is a device used to irrigate (water) agricultural crops, lawns, landscapes, golf courses, and other areas. They are also used for cooling and for the control of ...

  8. Spam and Trash folders are regularly deleted in AOL Mail

    help.aol.com/articles/spam-and-trash-folders-are...

    By default, both the Trash and Spam folders empty automatically to keep your account tidy. These settings are set systemically and can't be changed. • Trash deletion frequency - Trash is deleted after 7 days. • Spam deletion frequency - Spam is deleted after 30 days.

  9. Sprinkler system - Wikipedia

    en.wikipedia.org/wiki/Sprinkler_system

    Sprinkler system may refer to: Irrigation sprinkler, a device for irrigation of lawns or crops; Fire sprinkler system, the entire systems of pipes and sprinklers ...