Cool - this must be new? When I owned one they only had some proprietary quality...

		gonehome on Dec 6, 2021 \| parent \| context \| favorite \| on: Ikea Vindriktning Air Quality Sensor Review and Ac... Cool - this must be new? When I owned one they only had some proprietary quality score and how it related to PM2.5 or AQI was not listed.