Scheduled maintenance - Thursday, July 12 at 5:00 PM EDT
We expect this update to take about an hour. Access to this website will be unavailable during this time.
Learn how to identify potential indoor air quality issues and take steps to control them.
Designed and written as a practical workplace training and reference tool, this 156-page pocket guide is filled with clear-language text including safety tips, charts, diagrams, checklists and illustrations.
This guide promotes good prevention practices while providing guidance to help you manage and resolve indoor air quality (IAQ) issues in the workplace. This guide will help you to:
Indoor air quality refers to the air within and around buildings as it relates to the health and comfort of building occupants. A healthy indoor environment has:
This guide is intended for non-industrial indoor workplaces which include offices, meeting facilities, and stores. It is an ideal work companion for employers, facility or property managers, maintenance staff, occupational health nurses, occupational hygienists, health and safety committees, and professionals working in heating, ventilation, and air conditioning (HVAC).
Each publication produced by CCOHS undergoes several stages of review. As part of this review, representatives from government, employers, and labour are requested to comment on draft copies of CCOHS documents for technical accuracy and readability.
Although every effort is made to ensure the accuracy and completeness of the information, it is understood that CCOHS makes no warranty as to the accuracy or completeness of such information and assumes no liability for any damages or loss suffered as a result of any inaccuracy or incompleteness therein.
Version: Fourth edition, revised
Publication date: 2022
CCOHS publications are unique in that they are developed by subject specialists in the field, and reviewed by representatives from labour, employers and government to ensure the content and approach are unbiased and credible.
Although our publications are protected by copyright, permission for non-commercial reproduction may be provided.
Please use our Copyright Authorization Form to request permission, or contact us for more information.