Indoor Air Quality Guide

People who may be particularly vulnerable to ill health as a result of exposure to poor indoor air quality include:

  • people with a pre‑existing health condition such as asthma, allergies, chronic obstructive pulmonary disease (COPD) and cardiovascular disease

  • pregnant women and their unborn babies

  • pre-school children

  • older people

  • people who live in poor-quality housing

  • people exposed to tobacco smoke in their homes

  • people who live in poverty.

indoor air quality

Housing conditions that put people at increased risk of exposure to poor indoor air quality include:

  • location (external factors such as high levels of outdoor air pollution, or where noise or security risks mean residents do not open windows)

  • physical infrastructure (such as small room size, inadequate ventilation and the building’s layout and orientation)

  • standard of housing (for example, with damp and mould or physical disrepair including flood damage or with unflued or poorly maintained fuel-burning appliances)

  • overcrowding.

mould indoor air quality
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