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B & B Fire Protection, Inc.

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Automatic Fire Sprinkler Systems
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There are three basic types of sprinkler
systems: wet pipe, dry pipe and pre-action. Each has a unique
application depending on conditions such as potential fire
severity and growth rate, ambient temperature and desired system
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 | Wet Pipe Systems
are the most common, economical and effective system for most
locations. The piping contains water at all times to discharge
as soon as a sprinkler is activated. The disadvantage of wet
pipe systems is that they can't be exposed to freezing
temperatures. More details
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 | Dry Pipe Systems
are used in parking garages, warehouses and other areas
subject to freezing. Instead of water, the systems keep piping
filled with pressurized air, usually supplied from an air
compressor. The air holds the water back at a dry pipe valve.
When a sprinkler opens, the air rushes out, followed by the
water. There's a brief delay in the delivery of the water to
the fire. To accommodate this, the designer must calculate the
area of sprinkler operation to be 30 percent larger than it
actually is, with a corresponding increase in water demand.
More details
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Preaction
or Deluge Systems use electronic heat or smoke
detector operation to open a valve and allow water into the
piping system. Even then, water will not discharge until heat
opens a sprinkler. In large warehouses, these systems often
are used instead of dry pipe systems. In the case of an
accident-- such as a fork lift breaking sprinkler piping-- a
dry pipe system could fill with water that could then freeze,
causing severe damage.
More details
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Other Products |
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 | Sprinkler system heads
designed to meet all of your water volume requirements |
 | Alarm devices,
pressure switches, tamper and flow switches |
 | Fire pumps - both
electric motor and diesel-driven |
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