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ASHRAE Standard 41.3
Standard Methods for Pressure Measurements (ANSI Approved)
ASHRAE Standard 41.3-2022

Standard Methods for Pressure Measurements (ANSI Approved)

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ASHRAE Standard 41.4
Standard Method for Measuring the Proportion of Lubricant in Liquid Refrigerant (ANSI Approved)
ASHRAE Standard 41.4-2025

Standard Method for Measuring the Proportion of Lubricant in Liquid Refrigerant (ANSI Approved)

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ASHRAE Standard 41.6
Standard Methods for Humidity Measurements (ANSI Approved)
ASHRAE Standard 41.6-2021

Standard Methods for Humidity Measurements (ANSI Approved)

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ASHRAE Standard 41.7
Standard Methods for Gas Flow Measurement (ANSI Approved)
ASHRAE Standard 41.7-2021

Standard Methods for Gas Flow Measurement (ANSI Approved)

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ASHRAE Standard 41.8
Standard Methods for Liquid Flow Measurement (ANSI Approved)
ASHRAE Standard 41.8-2023

Standard Methods for Liquid Flow Measurement (ANSI Approved)

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ASHRAE Standard 41.9
Standard Methods for Refrigerant Mass Flow Measurements Using Caloriemeters (ANSI Approved)
ASHRAE Standard 41.9-2021

Standard Methods for Refrigerant Mass Flow Measurements Using Caloriemeters (ANSI Approved)

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ASHRAE Standard 514
Risk Management for Building Water Systems: Physical, Chemical, and Microbial Hazards (ANSI Approved)
ASHRAE Standard 514-2023

Risk Management for Building Water Systems: Physical, Chemical, and Microbial Hazards (ANSI Approved)

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ASHRAE Standard 52.2
Method of Testing General Ventilation Air-Cleaning Devices for Removal Efficiency by Particle Size (ANSI Approved)
ASHRAE Standard 52.2-2017

Method of Testing General Ventilation Air-Cleaning Devices for Removal Efficiency by Particle Size (ANSI Approved)

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ASHRAE Standard 63.2
Method of Testing Liquid-Line Filter Drier Filtration Capability (ANSI Approved)
ASHRAE Standard 63.2-2024

Method of Testing Liquid-Line Filter Drier Filtration Capability (ANSI Approved)

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ASHRAE Standard 64
Methods of Laboratory Testing Remote Mechanical-Draft Evaporative Refrigerant Condensers (ANSI Approved)
ASHRAE Standard 64-2020

Methods of Laboratory Testing Remote Mechanical-Draft Evaporative Refrigerant Condensers (ANSI Approved)

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ASHRAE Standard 70
Method of Testing the Performance of Air Outlets and Air Inlets (ANSI approved)
ASHRAE Standard 70-2023

Method of Testing the Performance of Air Outlets and Air Inlets (ANSI approved)

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ASHRAE Standard 72
Method of Testing Open and Closed Commercial Refrigerators and Freezers (ANSI Approved)
ASHRAE Standard 72-2022

Method of Testing Open and Closed Commercial Refrigerators and Freezers (ANSI Approved)

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ASHRAE Standard 78
Method of Testing Flow Capacity of Suction Line Filters and Filter-Driers (ANSI Approved)
ASHRAE Standard 78-2017

Method of Testing Flow Capacity of Suction Line Filters and Filter-Driers (ANSI Approved)

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ASHRAE Standard 79
Method of Test for Fan-Coil Units (ANSI Approved)
ASHRAE Standard 79-2024

Method of Test for Fan-Coil Units (ANSI Approved)

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ASHRAE Standard 84
Method of Testing Air-to-Air Heat/Energy Exchangers (ANSI Approved)
ASHRAE Standard 84-2024

Method of Testing Air-to-Air Heat/Energy Exchangers (ANSI Approved)

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ASHRAE Standard 86
Methods of Testing the Floc Point of Refrigeration-Grade Oils (ANSI Approved)
ASHRAE Standard 86-2016

Methods of Testing the Floc Point of Refrigeration-Grade Oils (ANSI Approved)

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ASHRAE Standard 90.1 (SI) PDF Preview
ASHRAE 90.1-2025 (SI)

Energy Standard for Sites and Buildings Except Low-Rise Residential Buildings (ANSI Approved; IES Co-sponsored) (SI)

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ASHRAE Standard 90.1 User's Manual PDF Preview
ASHRAE Standard 90.1-2019 User's Manual

ASHRAE Standard 90.1 User's Manual

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ASHRAE Standard 90.2
Energy-Efficient Design of Low-Rise Residential Buildings (ANSI Approved)
ASHRAE Standard 90.2-2024

Energy-Efficient Design of Low-Rise Residential Buildings (ANSI Approved)

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ASHRAE Standard 90.4 PDF Preview
ASHRAE 90.4-2025

Energy Standard for Data Centers- (ANSI Approved)

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ASHRAE Standard 95
Methods of Testing to Determine the Thermal Performance of Solar Domestic Water Heating Systems
ASHRAE Standard 95-1987

Methods of Testing to Determine the Thermal Performance of Solar Domestic Water Heating Systems

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ASHRAE Standard 96
Methods Of Testing To Determine The Thermal Performance Of Unglazed Flat-Plate Liquid-Type Solar Collectors
ASHRAE Standard 96-1989

Methods Of Testing To Determine The Thermal Performance Of Unglazed Flat-Plate Liquid-Type Solar Collectors

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ASHRAE Standard 97
Sealed Glass Tube Method to Test the Chemical Stability of Materials for Use within Refrigerant Systems (ANSI Approved)
ASHRAE Standard 97-2017

Sealed Glass Tube Method to Test the Chemical Stability of Materials for Use within Refrigerant Systems (ANSI Approved)

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