Indoor Air Quality Guide

Indoor air quality is the quality of air inside a built space. It can be affected by a range of factors, including ventilation, building layout, location and functionality.

Small amounts of air pollutants are emitted from natural sources, such as wildfires, pollens or sea spray, but most air pollution occurs through human activities such as burning fossil fuels, use of cleaning products, tobacco smoke, dust, asbestos, moulds etc.