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ASHRAE 34-2019 Addendum jAddendum j to Standard 34-2019 -- Designation and Classification of Refrigerants (ANSI Approved)Amendment by ASHRAE, 2020
ASHRAE 34-2019 Addendum hAddendum h to Standard 34-2019 -- Designation and Classification of Refrigerants (ANSI Approved)Amendment by ASHRAE, 2020
ASHRAE 55-2017 Addenda eAddenda e to Standard 55-2017 -- Thermal Environmental Conditions for Human Occupancy (ANSI/ASHRAE Approved)Amendment by ASHRAE, 2020
ASHRAE 34-2019 Addendum mAddendum m to Standard 34-2019 -- Designation and Classification of Refrigerants (ANSI Approved)Amendment by ASHRAE, 2020
ASHRAE 34-2019 Addendum nAddendum n to Standard 34-2019 -- Designation and Classification of Refrigerants (ANSI Approved)Amendment by ASHRAE, 2020
ASHRAE 34-2019 Addendum lAddendum l to Standard 34-2019 -- Designation and Classification of Refrigerants (ANSI Approved)Amendment by ASHRAE, 2020
ASHRAE 170a-2017 Errata (September 16, 2020)Errata to Standard 170a-2017 -- Ventilation of Health Care Facilities (ANSI/ASHRAE/ASHE Approved)Amendment by ASHRAE, 2020
ASHRAE 34-2019 Addendum iAddendum i to Standard 34-2019 -- Designation and Classification of Refrigerants (ANSI Approved)Amendment by ASHRAE, 2020
ASHRAE 147-2019 Addenda bAddenda b to Standard 147-2019 -- Reducing the Release of Halogenated Refrigerants from Refrigerating and Air-Conditioning Equipment and Systems (ANSI Approved)Amendment by ASHRAE, 2020
ASHRAE 170-2017 Addenda aAddenda a to Standard 170-2017 -- Ventilation of Health Care Facilities (ANSI/ASHRAE/ASHE Approved)Amendment by ASHRAE, 2020
ASHRAE 154-2016 Addendum eAddendum e to Standard 154-2016-- Ventilation for Commercial Cooking (ANSI Approved)Amendment by ASHRAE, 2020
ASHRAE 140-2017 Addenda aAddenda a to Standard 140-2017 -- Standard Method of Test for the Evaluation of Building Energy Analysis Computer Programs (ANSI Approved)Amendment by ASHRAE, 2020