Standpipe Roof Manifold

In part 1 of a four part series clay magee looks at some of the standards that firefighters need to know when it comes to standpipe systems. Responses are provided by nfpa staff on an informal basis. 6860 6861 two way roof manifold angle pattern.

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Used as a standpipe roof outlet connection by the fire service.

Standpipe roof manifold.

An outlet is required on the roof or at the highest landing of an interior exit stairway with access to the roof when the roof has a slope of less than 4 to 12. Refer to section 4000 for valve selection. Standpipe roof manifold flow test texas children s hospital in texas medical center. Water from the outlet to the nozzle.

Two way male roof fire dept outlet connections. 6850 6851 three way roof manifold straight pattern. A standpipe system is piping installed in a building that serves to transfer water to hose connections located within the building for firefighting purposes. Connect hoselines to roof manifolds or top floor outlets.

Provides 250 gpm 946 lpm minimum per outlet ref. As required by the fire code official when the most remote portion of a floor is more than 150 ft nonsprinklered or more than 200 ft sprinklered from an outlet. 6840 6841 two way roof manifold straight pattern. Nfpa members and public sector officials may submit a question on an nfpa code or standard.

Used with straight or angle hose valves to provide water control. Bill gustin recently presented a webcast on standpipe operations standpipe operations part 2.