This draft of AHRI Standard 300-202x (SI/I-P), Sound Rating and Sound Transmission Loss of Packaged Terminal Air-conditioners and Heat Pumps, is open for public review May 2, 2024, through June 17, 2024. ...
The scope of this public review is limited to Appendix A of AHRI Standard 270-202x (SI/I-P), Sound Rating of Outdoor Unitary Equipment. Appendix A is open for public comment May 1, 2024, through June ...
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