Mr Hunt from the Front - These CO2 monitors are useful. I have my windows and doors open. I have even considered asking the children to only breathe out if necessary and
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CEM CO2 Data Logger Monitor, IAQ CO2 Detector, Dual-Channel NDIR Sensor, Tabletop Carbon Dioxide Meter with Data Export 32000 Point, Temperature and Humidity, 0~9999ppm Range : Amazon.co.uk: DIY & Tools
CEM DT-967 Desktop Indoor Air Quality CO2 Monitor Carbon Dioxide Detector Accurate Testing Air Quality Pollution with TEMP HUM Recording Data Logger Monitor : Amazon.co.uk: DIY & Tools
CEM CO2 Data Logger Monitor, IAQ CO2 Detector, Dual-Channel NDIR Sensor, Tabletop Carbon Dioxide Meter with Data Export 32000 Point, Temperature and Humidity, 0~9999ppm Range : Amazon.co.uk: DIY & Tools
CEM DT-967 Desktop Indoor Air Quality CO2 Monitor Carbon Dioxide Detector Accurate Testing Air Quality Pollution with TEMP HUM Recording Data Logger Monitor : Amazon.co.uk: DIY & Tools
Sir Jonny M6 on Twitter: "@nadhimzahawi @COP26 Where are the co2 monitors promised in the summer? 84% of teachers are reporting not having seen them. Again big on promises and small on
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DT-967 Desktop Indoor Air Quality CO2 Monitor
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All schools to receive carbon dioxide monitors - GOV.UK
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DT-967 Desktop Indoor Air Quality CO2 Monitor
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DT-967 Desktop Indoor Air Quality CO2 Monitor
