All Documents

AHRI 275
Application of Outdoor Unitary Equipment A-weighted Sound Power Ratings (SI/I-P)
AHRI 275-2018 (R2023) (SI/I-P)

Application of Outdoor Unitary Equipment A-weighted Sound Power Ratings (SI/I-P)

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AHRI 280
Requirements for the Qualification of Reverberation Rooms in the 63 Hz Octave Band (Withdrawn 2022)
AHRI 280-2011 (SI/I-P)

Requirements for the Qualification of Reverberation Rooms in the 63 Hz Octave Band (Withdrawn 2022)

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AHRI 300
Sound Rating and Sound Transmission Loss of Packaged Terminal Air-conditioners and Heat Pumps
AHRI 300-2025 (SI/I-P)

Sound Rating and Sound Transmission Loss of Packaged Terminal Air-conditioners and Heat Pumps

  • Perpetual Downloadable PDF
  • Printing allowed
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AHRI 340/360
Performance Rating of Commercial and Industrial Unitary Air-conditioning and Heat Pump Equipment
AHRI 340/360-2022 (I-P)

Performance Rating of Commercial and Industrial Unitary Air-conditioning and Heat Pump Equipment

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  • Printing allowed
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AHRI 350 PDF Preview
AHRI 350-2025 (SI/I-P)

Sound Performance Rating of Non-ducted Indoor Air-conditioning and Heat Pump Equipment

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  • Printing allowed
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  • Historical Versions
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AHRI 365
Performance Rating of Commercial and Industrial Unitary Air-conditioning Condensing Units
AHRI 365-2024 (SI/I-P)

Performance Rating of Commercial and Industrial Unitary Air-conditioning Condensing Units

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  • Printing allowed
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AHRI 420
Performance Rating of Forced-Circulation Free-Delivery Unit Coolers for Refrigeration
AHRI 420-2023 (I-P)

Performance Rating of Forced-Circulation Free-Delivery Unit Coolers for Refrigeration

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AHRI 421
Performance Rating of Forced-Circulation Free-Delivery Unit Coolers for Refrigeration
AHRI 421-2023 (SI)

Performance Rating of Forced-Circulation Free-Delivery Unit Coolers for Refrigeration

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AHRI 440
Performance Rating of Fan-coil Units
AHRI 440-2019 (R2024) (I-P)

Performance Rating of Fan-coil Units

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  • Printing allowed
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AHRI 441
Performance Rating of Fan-coil Units
AHRI 441-2019 (R2024)

Performance Rating of Fan-coil Units

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  • Printing allowed
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AHRI 450
Performance Rating for Water-cooled Refrigerant Condensers, Remote Type
AHRI 450-2007 (R2024) (SI/I-P)

Performance Rating for Water-cooled Refrigerant Condensers, Remote Type

  • Perpetual Downloadable PDF
  • Printing allowed
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AHRI 480
Remote Type Refrigerant-Cooled Liquid Coolers
AHRI 480-2007

Remote Type Refrigerant-Cooled Liquid Coolers

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  • Printing allowed
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AHRI 495
Performance Rating of Refrigerant Liquid Receivers (Withdrawn 2023)
AHRI 495-2005 (SI/I-P)

Performance Rating of Refrigerant Liquid Receivers (Withdrawn 2023)

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  • Printing allowed
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AHRI 510
Performance Rating of Positive Displacement Ammonia Compressors and Compressor Units
AHRI 510-2006

Performance Rating of Positive Displacement Ammonia Compressors and Compressor Units

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  • Printing allowed
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AHRI 520
Performance Rating of Positive Displacement Condensing Units
AHRI 520-2004

Performance Rating of Positive Displacement Condensing Units

  • Perpetual Downloadable PDF
  • Printing allowed
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AHRI 540
Performance Rating of Positive Displacement Refrigerant Compressors and Compressor Units
AHRI 540-2020 (SI/I-P)

Performance Rating of Positive Displacement Refrigerant Compressors and Compressor Units

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  • Printing allowed
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AHRI 545
Performance Rating of Modulating Positive Displacement Refrigerant Compressors
AHRI 545-2017

Performance Rating of Modulating Positive Displacement Refrigerant Compressors

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  • Printing allowed
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AHRI 560
Performance Rating of Water-cooled Lithium Bromide Absorption Water-chilling and Water-heating Packages
AHRI 560-2023 (I-P)

Performance Rating of Water-cooled Lithium Bromide Absorption Water-chilling and Water-heating Packages

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AHRI 570
Performance Rating of Positive Displacement Carbon Dioxide Refrigerant Compressors and Compressor Units
AHRI 570-2012 (I-P)

Performance Rating of Positive Displacement Carbon Dioxide Refrigerant Compressors and Compressor Units

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AHRI 571
Performance Rating of Positive Displacement Carbon Dioxide Refrigerant Compressors and Compressor Units
AHRI 571-2012 (SI)

Performance Rating of Positive Displacement Carbon Dioxide Refrigerant Compressors and Compressor Units

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  • Printing allowed
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AHRI 575
Method of Measuring Machinery Sound Within an Equipment Space
AHRI 575-2017 (R2022) (SI/I-P)

Method of Measuring Machinery Sound Within an Equipment Space

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  • Printing allowed
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AHRI 580
Non-Condensable Gas Purge Equipment for Use with Low-Pressure Centrifugal Liquid Chillers
AHRI 580-2014 (R2022) (SI)

Non-Condensable Gas Purge Equipment for Use with Low-Pressure Centrifugal Liquid Chillers

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  • Printing allowed
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AHRI 640 (I-P)
Performance Rating of Commercial and Industrial Humidifiers
AHRI 640 (I-P/2017)

Performance Rating of Commercial and Industrial Humidifiers

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AHRI 680
Standard for Performance Rating of Residential Air Filter Equipment
AHRI 680-2017 (I-P)

Standard for Performance Rating of Residential Air Filter Equipment

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AHRI 681
Standard for Performance Rating of Residential Air Filter Equipment
AHRI 681-2017 (SI)

Standard for Performance Rating of Residential Air Filter Equipment

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