A solution that one of our customers uses (Prem Tinsulanonda International School) is the installation of a positive pressure system. They are able to achieve n

A solution that one of our customers uses (Prem Tinsulanonda International School) is the installation of a positive pressure system. They are able to achieve near zero AQI in their classrooms when you have more than 300 US AQI outside. You can read more on it on the See the Air Blog: https://seetheair.wordpress.com/2021/04/26/thailand-school-sets-the-aq-bar-high-an-example-to-be-followed/ https://seetheair.wordpress.com/2021/04/26/thailand-school-s...