Water distribution for standard pendant sprinkler.
Exposed pendent sprinkler head.
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Water is then released.
Once the ambient temperature around the sprinkler head reaches a specified temperature the alloy releases and the metal elements separate which causes the pip cap to fall away.
The cost of a sprinkler head typically ranges from about thee dollars to almost twenty dollars per head.
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When concealed pendant sprinklers hide under the ceiling under a special cap that falls away when the surrounding temperature rises to a prescribed level.
Pendant sprinklers used mostly in office or home buildings may be visible or not.
Pendant sprinkler heads are the most common heads for your sprinkler systems.
A fusible link sprinkler head has a two part metal element that is fused by a heat sensitive alloy.
There are two main criteria for the location of sprinkler heads.
These heads extend from the ceiling to provide you with as much coverage as possible for your commercial and residential space.
Pendent style sprinkler heads are designed to be suspended below support piping.
Upright style sprinkler heads are designed to be installed above support piping and can only be used with exposed piping.
Wrench for sprinkler heads.
The link holds the pip cap or plug in place.
A pendent sometimes spelled pendant fire sprinkler hangs from above ceiling pipes and distributes water in a domed or conical pattern using a convex deflector.
Upright sprinklers used mostly in warehouses or large structural buildings do not hide behind the ceiling.
A simple hose attachment with few moving parts will be less expensive than a large turf rotor with many small exposed moving parts.
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First sprinklers must be located so they are within the hot gas layer that develops near the ceiling during a fire because activation occurs when the sprinkler head reaches a certain temperature.
They can be used with exposed piping or finished ceilings.
