Celebrating 125 Years

Indoor Air Quality Resources

Share This

ASHRAE offers a multitude of resources on IAQ, IEQ and environmental health. Learn more about featured products, or
browse the ASHRAE Bookstore for the latest guidance.

Free Download - IAQ Guide


The Indoor Air Quality Guide: Best Practices for Design, Construction and Commissioning is designed for architects, design engineers, contractors, commissioning agents, and all other professionals concerned with indoor air quality.

Developed in cooperation with the American Institute of Architects, U.S. Green Building Council (USGBC), the Building Owners and Managers Association International (BOMA), the Sheet Metal and Air Conditioning Contractors' National Association (SMACNA), and the U.S. Environmental Protection Agency (EPA). The guide is now available as a free download.

Learn more

ASHRAE IAQ 2013: Environmental Health in Low Energy Buildings

IAQ 2013.jpg

ASHRAE IAQ 2013 reviews the state of knowledge on the balance between environmental health and energy efficiency in the pursuit of low-energy buildings. The conference covers a broad range of topics including residential and commercial buildings, new construction and retrofit, active and passive approaches, design, and operation.

Purchase the conference collection



The ASHRAE Learning Institute (ALI) offers regularly scheduled professional development seminars and short courses related to indoor air quality. These seminars/courses provide high-quality, authoritative and credible technical information and all content is developed through ALI’s peer-review process.

Short courses, including Avoiding IAQ Problems and IAQ Best Practices for Design, Construction and Commissioning are available now.

Complete list of the courses offered regularly by ALI

Complete list of courses that are open for registration.

Clean, Lean and Green IAQ for Sustainable Buildings - an ASHRAE Satellite Broadcast DVD

Clean Lean and Green.jpg

This broadcast/webcast from the studio of WETA Public Television in Arlington, VA, challenges the building community to use enhanced IAQ practices to create a more sustainable built environment. The panel shares the combined knowledge and experience of over 100 industry professionals. The information presented here is intended for a cross section of professionals, including design engineers, architects, contractors, building owners, developers, and facility managers.

Available now

Standard 62.1-2013 - Ventilation for Acceptable Indoor Air Quality


ANSI/ASHRAE Standard 62.1-2013 is ASHRAE's primary standard for indoor air quality for buildings except low-rise residential. The 2013 revision adds a number of changes to remove inconsistencies and improve clarity. Other changes include modifying the Zone Air Distribution Effectiveness for underfloor air distribution systems that meet certain conditions, an increase in the required MERV rating for filters upstream of wetted cooling coils, the addition of a performance path for determining exhaust requirements, the addition of refrigerated warehouses to Table 6-1, and modification of the requirements for water used in humidification systems.

Available in print or digital format
There's an app for that: Standard 62.1 for iPad, iPhone or iPod

Standard 55-2013 - Thermal Environmental Conditions for Human Occupancy


ANSI/ASHRAE Standard 55 outlines conditions for environmental thermal acceptability and is intended for use in design, commissioning, and testing of buildings and other occupied spaces and HVAC systems and for the evaluation of thermal environments.

Available in print or digital format