Beauty7ExplorerSep 25, 2016CO2 detector going off from??toilet gas??We have a brand new (only 2 weeks) travel trailer-2017 Coachman Apex Ultralite 300bhs. We are also brand new RV'ers. A few days after being in it, (we still are), we turned the fan on in the bathr...Show More
bikendanExplorerSep 25, 2016#1 cause is low battery.check the battery with a hydrometer or multimeter.
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