AHRI 300: Sound Rating and Sound Transmission Loss of Packaged Terminal Equipment (Reaffirmed May 2021)
Standard Scope
This standard applies to the indoor and outdoor sections of factory-made packaged terminal equipment as defined in AHRI Standard 310/380 (CSA-C744).
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AHRI 300 (2015) - {R2021}: Sound Rating and Sound Transmission Loss of Packaged Terminal Equipment
AHRI 300 (2008): Sound Rating and Sound Transmission Loss of Packaged Terminal Equipment
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