FIRE PROTECTION & LIFE SAFETY DESIGN MANUAL

Fire hydrants shall be UL listed, FM approved, or listed or classified by an NRTL and must have two 2-1/2-inch (65 mm) hose outlets and one 4-1/2-inch (115 mm) suction connection with national standard fire hose threads in accordance with NFPA 24 and NFPA 1963, Fire Hose Connections. ................
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