Ключевые слова:
Fire alarms, Fire detectors, Alarm systems, Fire safety in buildings, Fire safety, Buildings, Domestic facilities, Domestic, Design, Installation, Maintenance, Fire risks, Smoke detectors, Grades (quality), Position, Audibility, Hearing defects, Frequencies, Electric wiring systems, Control equipment, Communication equipment, Remote control systems, Radio links, Instructions for use, Indicator lights, Marking, Risk assessment