Testing Carbon Monoxide Detector
The old CO detector is 5 years old so I replaced it with a state of the art digital CO detector. I inserted fresh batteries and pressed the test button. Everything worked. The alarm was loud enough...
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Or just accept the fact that Kidde (or whomever) is a reputable company and the detector is UL approved. To be sure, just buy a 2nd one for the rig! ST
