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Cover grey for ultrasonic sensor alarm system 65-60-0-021-150 - 51167024828, 51 16 7 024 828, 7024828, 51-16-7-024-828
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The hotel I'm staying in is keeping the plastic covers on its fire alarms to keep them newer for longer : r/OSHA
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PIR Motion Sensor Detector, WIFI Wireless Smart Home PIR Motion Detection Sensor Security Burglar Alarm Sensor with All-Round Blindspot-Free Cover, Alert Push Function, Works with Tuya APP : Amazon.co.uk: DIY & Tools
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