Backed by UEi Service+ to give up to 10 years of warranty, SAME DAY GUARANTEED! recertification, and a reduced cost of ownership.

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The COA is a Carbon Monoxide Safety Analyzer that tests flue CO levels, Appliance Sweep Test and Room CO Migration Test to help identify and eliminate sources of dangerous carbon monoxide in the home with this easy-to-use analyzer. Connect to up to 4 CO loggers to get real time ambient CO readings in different rooms simultaneously.