49+ Universal Carbon Monoxide And Natural Gas Alarm Mcn400 US. Universal security instruments plugin 2in1 carbon monoxide natural gas smart alarm with battery backupplugin 120volt ac dc operated with 9volt battery backup compact design covers only one outlet bright easytoread digital display displays universal security instruments. Carbon monoxide and natural gas leaks are a silent, invisible threat to you and your family.
This alarm will detect natural gas primarily and carbon monoxide secondarily.
Carbon monoxide detector alarms may sound for a variety of reasons, but until you have diagnosed for • an exposure to 400 ppm of co may cause headaches in average, healthy adults after 35 minutes, but. Carbon monoxide is not heavier than air. Responds quickly to fast flaming fires. The co and natural gas alarm will only indicate the presence of co or.