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Over the years, fire sprinklers have become mandatory safety equipment" [8] in some parts of North America, in certain occupancies, including, but not limited to newly constructed "hospitals, schools, hotels and other public buildings", [8] subject to the local building codes and enforcement. However, outside of the US and Canada, sprinklers ...
Approved drop out (or drop-out) ceilings allow the installation of a dropped ceiling beneath existing fire sprinklers because the tiles, sometimes called melt-out ceiling tiles, are heat-sensitive and are designed to fall from the dropped ceiling suspension grid during a fire, allowing the sprinklers to spray their water.
Automatic fire sprinklers use a fusible element that activates at a predetermined temperature. The fusible element either melts or has a frangible liquid-containing glass bulb that breaks, causing the water pressure in the fire sprinkler piping to push a plug out of the sprinkler orifice, resulting in water spraying from the orifice.
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 ...
System of pipes serving fire sprinklers, for automatically directing water to a fire when the sprinkler is heated to its actuation temperature (usually 155 deg F). The piping may be normally pressurized with water ("wet") or with air ("dry"), depending upon the application.
The ladder leading from the lowest level of the fire escape to the ground may be fixed, but more commonly it swings down on a hinge or slides down along a track. The movable designs allow occupants to safely reach the ground in the event of a fire, but prevent people from accessing the fire escape from the ground at other times (such as for ...
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