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ANSI/AHRI 300-2008: Sound Rating and Sound Transmission Loss of Packaged Terminal Equipment

Standard Scope
This standard establishes a method of sound rating both the indoor and outdoor portions of packaged terminal equipment in terms of octave band sound power levels, tone adjusted A-weighted sound power rating levels, and A-weighted sound power levels. Additionally, this standard establishes a method for determining single number sound transmission loss ratings for packaged terminal equipment.

Free Download: ANSI/AHRI Standard 300-2008

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