Guidance
DfE Statutory Guidance
Allergy Safety In schools (2026).
This statutory guidance recognises air quality as a core asthma control measure, stating that good ventilation, air quality monitoring and supplemental HEPA air filtration are essential.
DfE Guidance
Ventilation And Air Quality in Education and Childcare Settings (2026).
This guidance was updated in 2026. Refer to the Union's guidance below, and GO IAQS for health-based CO2 thresholds.
Short Video
A 10 minute video discussing the DfE Ventilation Guidance
The Air Quality Matters Podcast talks to leaders across the world and across sectors to discuss indoor air quality, ventilation and health. With over 20 years of experience, host and consultant Simon Jones discusses the guidance in less than 10 minutes and what it means.
Joint Union Guidance
Good Ventilation in Schools and Colleges and How To Achieve It
Practical steps.
Union Guidance
How to use a CO2 monitor in a classroom
A comprehensive poster from the National Education Union. See also Health And Safety Executive and the Department for Education
Air Quality Standards
Global Open Indoor Air Quality Standards for Schools (GO IAQS for Schools)
Science-based indoor air quality standards. Developed by GO AQS, the proposed framework links clean air to children's health, well-being and learning.