ASHRAE 113-2022 is the technical standard buyers consult for the Method of Testing for Room Air Diffusion. It provides a recognized testing framework for evaluating how air is distributed in occupied spaces, making it relevant wherever HVAC performance and indoor environmental conditions need to be assessed with consistency. For engineers, commissioning teams, and facility professionals, this standard helps support more reliable comparisons, documented testing, and clearer technical communication when room air distribution is part of the design or operational review.

ASHRAE 113-2022 technical scope

This ASHRAE standard serves as a benchmark method for testing room air diffusion, with an emphasis on consistent evaluation rather than design prescriptions. ASHRAE 113-2022 is typically used as a technical reference when teams need a repeatable way to examine how supply air behaves in a room and how well the air distribution approach supports intended conditions. As a standards document, it is especially useful for professionals who need a recognized basis for testing, documentation, comparison, or review in HVAC-related work.

Where is ASHRAE 113-2022 used?

ASHRAE 113-2022 is commonly used in buildings and facilities where room air distribution affects comfort, operational performance, or verification activities. It may be relevant in offices, institutional buildings, healthcare spaces, laboratories, and other controlled environments where HVAC testing and performance review matter. HVAC engineers, commissioning agents, facility managers, consultants, and QA/QC personnel may use it when evaluating system behavior, documenting test results, or supporting project closeout and operational assessments tied to air diffusion.

Practical value of ASHRAE 113-2022

The practical value of ASHRAE 113-2022 is its role in bringing consistency to room air diffusion testing. That matters when teams need defensible technical documentation, comparable results, and a common reference point for review or troubleshooting. It can support commissioning, retrofit evaluation, and facility operations by helping stakeholders assess whether room air distribution is performing as intended. For procurement and technical review teams, it also offers a clearer basis for specifying or verifying testing expectations in HVAC-related projects.

• Method of testing for room air diffusion
• HVAC performance and air distribution review
• Commissioning and acceptance testing support
• Facility operations and troubleshooting reference
• Useful for engineers, consultants, and QA/QC teams
• Recognized ASHRAE standard for technical consistency