ASHRAE/ANSI/AHRI/ISO Standard 13256-1&2
The standards listed below may be ordered online through the ASHRAE bookstore.
- ANSI/AHRI/ASHRAE/ISO Standard 13256-1 Water-to-Air and Brine-to-Air Heat Pumps — Testing and Rating for Performance
- ANSI/AHRI/ASHRAE/ISO Standard 13256-2 Water-to-Water and Brine-to-Water Heat Pumps — Testing and Rating for Performance
AHRI withdrew each as an ANS as of 29 November 2023.