Hello. Sign In
Standards Store

Air-Conditioning, Heating and Refrigeration Institute (AHRI)

IHS is your source for AHRI standards and publications.

AHRI standards and guidelines are used throughout the world. They stimulate innovation and creation and are the stepping stones to improving product performance. Through the use of industry standards and voluntary participation in ARI's certification programs, consumers can be assured manufacturers' performance claims are accurate and rated uniformly, enabling fair comparisons. AHRI provides access to its standards and guidelines, as well as information about how they are developed and advanced globally.

Browse Collection | Top Sellers
Top Sellers:
AHRI 550/590 I-P
AHRI 430 I-P
AHRI 270
AHRI 430