Fire Protection · F-WTNZQ

Fire Alarm Device Mounting Heights

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Manual fire alarm pull stations must be installed with the highest point of the activating handle or lever positioned between 42 inches and 48 inches above the finished floor, requiring no more than 5 pounds of force and operable with one hand without tight grasping, pinching, or twisting of the wrist per CBC 907.4.2.2. Strobe units are mounted such that the entire lens is located between 80 inches and 96 inches above the finished floor per NFPA 72-18.5.5.1. Inside speakers require the top to be at a height not less than 90 inches above the finished floor and positioned below the finished ceiling by a minimum of 6 inches per NFPA 72-18.4.9.1. Outside speakers are mounted at a minimum height of 90 inches above the finished floor per NFPA 72-18.4.9.1.

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