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A comment on Air Lab – A portable and open air quality measuring device. Parent comment

Re:Air Lab – A portable and open air quality measuring device by Aspos on Thursday June 05, 2025 @12:32PM (#44193219)
I have a CO2 sensor mounted right next to the vent of my ERV which pulls in fresh air regularly so the sensor gets calibrated automatically.
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Re:Air Lab – A portable and open air quality measuring device by ajolly on Thursday June 05, 2025 @10:43PM (#44197390)
What erv are you using?
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Re:Air Lab – A portable and open air quality measuring device by Aspos on Friday June 06, 2025 @10:38PM (#44206982)
I use Broan ERVS100S and Panasonic FV-04VE1
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