ARLINGTON, Va. - The air conditioning subcommittee of the International Standards Organization (ISO) Technical Committee 86 is balloting the revision of two unitary equipment draft standards affecting U.S. industry.
The standards are: ISO 5151R, "Non-ducted Air-Conditioners and Heat Pumps, Testing and Rating for Performance," and ISO 13253R, "Ducted Air-Conditioners and Air-to-Air Heat Pumps, Testing and Rating for Performance."