johndacres5305 johndacres5305

06-06-2023
Mathematics

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A Room is 200' long and 150' wide and the 8' high celling is smooth and flat. A spot type heat detector has been selected that is listed for a 50' maximum spacing between detectors. According to NFPA 72 how many detectors will be needed to protect this room? 200/50 x 150/50

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