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Fire sprinkler systems may be connected to water mains by direct connection without meters under the direct supervision of the Superintendent. No open connection shall be incorporated in the system, and there shall be no valves except a main control valve at the entrance to the building which must be sealed open.
The property owner shall provide all necessary piping and fittings for proper setting of the meter including a valve on the discharge side of the meter. Meter pits may be used only in accordance with Section 90.11(4) or upon approval of the Superintendent and shall be of a design and construction approved by the Superintendent.
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