Knowledge centre
Healthy buildings, in depth.
Practical articles on indoor air quality, ventilation, workplace wellbeing and the standards that govern them in the UK.
What good indoor air quality looks like in 2026
Targets for CO₂, PM2.5, VOCs, humidity and temperature in modern UK offices.
Read more →WELL Building Standard: a UK practitioner's overview
Concepts, certification levels and the air requirements UK projects must meet.
Read more →BREEAM Health and Wellbeing — getting the Hea credits
Practical guidance on Hea 02 indoor air quality and Hea 04 thermal comfort.
Read more →Sick building syndrome: causes, symptoms and remediation
How to investigate SBS complaints with measurement instead of guesswork.
Read more →Biophilic office design without greenwashing
Planting, daylight and materials — paired with real ventilation and IAQ.
Read more →