ASHRAE+62.1-2022+(1) - Page 003

Extracted Content

CONTENTS

ANSI/ASHRAE Standard 62.1-2022 Ventilation and Acceptable Indoor Air Quality

SECTION PAGE

Foreword …2

1 Purpose…2

2 Scope…2

3 Definitions …3

4 Outdoor Air Quality…7

5 Systems and Equipment …8

6 Procedures…15

7 Construction and System Start-Up…29

8 Operations and Maintenance…31

9 Normative References … 34

Normative Appendix A: Multiple-Zone System Ventilation Efficiency: Alternative Procedure…37

Normative Appendix B: Separation of Exhaust Outlets and Outdoor Air Intakes…40

Normative Appendix C: Zone Air Distribution Effectiveness: Alternative Procedures…43

Normative Appendix D: Ventilation Rates for Outpatient Facilities not Covered by 

ASHRAE/ASHE Standard 170…45

Informative Appendix E: Information on Selected National Standards and Guidelines for

PM10, PM2.5, And Ozone …46

Informative Appendix F: Acceptable Mass-Balance Equations for Use with the IAQ Procedure…48

Informative Appendix G: Simplified Ventilation Rate Calculation for Multiple-Zone Recirculating Systems 

Serving Only Specified Occupancy Categories in Existing Buildings …50

Informative Appendix H: Application …52

Informative Appendix I: Documentation …54

Informative Appendix J: Rate Rationale…57

Informative Appendix K: Information on Natural Ventilation…64

Informative Appendix L: Compliance…67

Informative Appendix M: Ventilation Rate Check Table…71

Informative Appendix N: Indoor Air Quality Procedure…75

Informative Appendix O: Crosswalk for Reorganized Section 5…79

Informative Appendix P: Informative References…82

Informative Appendix Q : Addenda Description …84

NOTE

Approved addenda, errata, or interpretations for this standard can be downloaded free of charge from the ASHRAE

website at www.ashrae.org/technology.

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