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My CO2 sensor shows up to 2,600 ppm overnight if we don't actively vent our bedroom. 500-750 if we do, depending on which in-window fan model and how high we se
by spiffytech 2y ago
My CO2 sensor shows up to 2,600 ppm overnight if we don't actively vent our bedroom. 500-750 if we do, depending on which in-window fan model and how high we set it.
- tgv 2y agoThat's that's quite a lot more than expected. Isn't there another source of CO2?
- GeoAtreides 2y agoI have two true CO2 sensors in my room (SCD30, SCD41), and I can confirm the CO2 concentration rises to 2400-2900 ppm during the night. But it's very easy to vent, a draft will reset the concentration to background levels in a minute or so.