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ANSI/AHRI 350-2015
Sound Rating of Non-ducted Indoor Air-Conditioning Equipment
This standard establishes a method of sound rating the indoor portions of non-ducted air-conditioning equipment in terms of octave band sound power levels, tone-adjusted A-weighted sound power levels, and A-weighted sound power levels. The standard applies to the indoor portions of non-ducted unitary equipment, packaged terminal equipment, and room fan-coil air-conditioners.
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Air-Conditioning and Refrigeration Institute [ari]
Air-Conditioning and Refrigeration Institute [ari]