Searching the AHRI Directory of Certified Product Performance has been improved with new functionality.

The directory serves as a tool allowing users to generate product certificates, and validate and export data. With the improved search function, users can now conduct view listings based on manufacturer, model number, product type or certified ratings.

“Spurred by a desire to save energy, regulators at the federal, state, and local levels are increasingly motivated to depend upon AHRI for the accurate and unbiased evaluation of HVACR and water heating equipment,” said Stephen Yurek, president and CEO of the Air Conditioning and Refrigeration Institute. “As part of our ongoing effort to improve the usability of our directory, we are pleased to offer this improved functionality for VRF (variable refrigerant flow) equipment on our directory, which is the only listing of VRF certified products in the world.”

The directory is available at