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Question About American Sensor Carbon Monoxide Alarm cos-200
I have a cos-200 co detector that is 10 years old ...

I have a cos-200 co detector that is 10 years old now that I want to be sure is still working properly. It appears to be as it powers on and beeps when tested. is there anything I should note to make sure it is still working right ? I don't have original info

Asked by Neal on 12/26/2014 0  Answer

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