Exposed Pendent Sprinkler Head

Water distribution for standard pendant sprinkler.

Exposed pendent sprinkler head.

Upright style sprinkler heads are designed to be installed above support piping and can only be used with exposed piping. The link holds the pip cap or plug in place. This price range has to do with the variations in how the body and nozzle designed. There are two main criteria for the location of sprinkler heads.

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. Pendant sprinkler heads are the most common heads for your sprinkler systems. 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. Upright sprinklers used mostly in warehouses or large structural buildings do not hide behind the ceiling.

The cost of a sprinkler head typically ranges from about thee dollars to almost twenty dollars per head. Pendent sprinkler 4 9 k factor wet pipe systems rapid response series lfii residential sprinklers pendent recessed pendent concealed nfpa 13 optimized wet pipe systems k factor 6 9 rapid response series lfii residential sprinklers horizontal sidewall wet pipe and dry pipe systems k factor 4 2. When these heads are activated a stream of water is sent downward onto the deflector which disperses the water throughout the room. 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. A simple hose attachment with few moving parts will be less expensive than a large turf rotor with many small exposed moving parts. A fusible link sprinkler head has a two part metal element that is fused by a heat sensitive alloy. They can be used with exposed piping or finished ceilings.

Vk632 vk634 mirage qrec concealed pendent sprinklers 5 6 and 8 0 k factor vk602 microfast ec qrec pendent sprinkler k8 0 vk532 ec qrec upright sprinkler k11 2. Sprinklers valves accessories grooved products blazemaster cpvc sprinkcad. Water is then released. Unlike concealed pendent sprinklers which hide behind decorative plates the head of a traditional pendent fire sprinkler remains visible after installation.

Pendent style sprinkler heads are designed to be suspended below support piping. 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.