We spend
90% of time
Indoors

Children spend a large
Proportion Of time
high density schools
Do not have choices
In the shared air breathed

Relying on leaky buildings
🪟 natural ventilatn
Is Wholly
INADEQUATE

GOOD
#Ventilation #AirFiltration
Is ESSENTIAL
4 Healthy Safe
Learning 🧠🫀🫁