Following a ‘safer return to work’ policy, governments everywhere announced the implementation of ventilation monitoring via CO2 level sensing for indoor environments.

This is the case for example in Belgium, France, Switzerland and in some countries without any governmental guidance, parents are starting to organize themselves.

Why Air Quality Monitors Are the Hot New Back-to-School Accessory – The New York Times (nytimes.com)

In the UK, significant budgets have been recently announced and councils have money to spend within the next 6 months to address this. Here is a more detailed UK situation and outlook:

https://news.stv.tv/north/council-to-put-co2-monitors-in-schools-to-tackle-virus-in-air?top

£ 25 m budget announced for 300 000 units:

COVID-19 RESPONSE: AUTUMN AND WINTER PLAN (publishing.service.gov.uk)

BUT deployment is very slow compared to what was initially announced

Just 2% of promised CO2 monitors delivered to schools (schoolsweek.co.uk)

We will soon announce solutions which will slash the cost of CO2 monitoring anywhere…..Stay tuned.