Section 21 0500Common Work Requirements for Fire ... - ADOA

Roof Manifold: Roof manifold connections shall be of the type and style as shown on the drawings, cast brass body with 2-1/2" NPT inlet and 2-1/2" male NPT outlets, with 2-1/2", 300 PSIG rated, UL listed and FM approved angle valves with caps and chains, rough brass finish. ................
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