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What CO2 sensors are you using? (I understand that the cheaper ones infer CO2 levels from measuring other things, but interested all the same).
by redcalx 8y ago
What CO2 sensors are you using? (I understand that the cheaper ones infer CO2 levels from measuring other things, but interested all the same).
- 2sk21 8y agoIts this one: https://www.amazon.com/gp/product/B00H7HFINS/ref=oh_aui_search_asin_title?ie=UTF8&psc=1 https://www.amazon.com/gp/product/B00H7HFINS/ref=oh_aui_sear... I put a four of them around my house, each connected to a Raspberry Pi. CO2 levels were way higher than I expected.
- redcalx 8y agoThanks. Huh, they're far more expensive on amazon.co.uk (£132)!