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Why Join ASHRAE

ASHRAE Membership

ASHRAE membership is open to any person associated with heating, ventilation, air conditioning or refrigeration. ASHRAE is unique because its membership is drawn from a wide range of disciplines relating to the HVAC&R field. Approximately 51,000 individuals from more than 100 nations belong to the Society.

Discounts on Publications

ASHRAE members earn 15% off publications. Hundreds of titles are available including the complete collection of ASHRAE Standards including 90.1, 62.1 and 189.1.
Click here for information on joining or to join ASHRAE

Develop Leadership Skills

When you join ASHRAE, you are making an investment in yourself. When you become active in the Society by giving your time and sharing your knowledge, you get even more out of that investment.

Network with Industry Professionals

Each month, all over the world, ASHRAE chapters convene for an informational program featuring a speaker or topic that is key to professionals in the industry. Meet with your peers and share ideas.
 
 
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Standards, Research & Technology
 

Standards Errata

When it is determined that a published standard or guideline contains an error or errors, an errata sheet may be published at the discretion of the Manager of Standards.

Examples are: typographical errors, misprints, misspellings, grammatical errors, omission of material approved by the ASHRAE Standards Committee, or the erroneous inclusion of material.

 

Errata for Standards

More than one errata sheet may be required for a specific document. Please review the entire list related to the applicable document and download all that apply.

 

Errata for Guidelines

 

Errata for ASHRAE Codes

More than one errata sheet may be required for a specific document. Please review the entire list related to the applicable document and download all that apply.

 

Errata for Standard 62.1 Users' Manual

 

Errata for Standard 90.1 Users' Manuals (various editions)

 

ASHRAE/IESNA Standard 90.1-1989 Errata (various dates)

Errata for ASHRAE/IESNA Standard 90.1-1989 are available here to download. Various errata sheets are available and are applicable depending on when the document was printed. The outside back cover of the standard identifies the printing date and applicable errata sheet(s). The date in parenthesis identifies when the errata sheet was published.

More than one errata sheet may be required for a specific document. Please review the entire list related to the applicable document and download all that apply.

 

ASHRAE/IESNA Standard 90.1-1999 Errata (I-P Edition)

Errata sheets for ASHRAE/IESNA Standard 90.1-1999 are available here to download. Various errata sheets are available and are applilcable depending on the edition (I-P or SI) and when the document was printed. The outside back cover of the standard identifies the printing date and applicable errata sheet(s). The date in parenthesis identifies when the errata sheet was published.

More than one errata sheet may be required for a specific document. Please review the entire list related to the applicable document and download all that apply.

 

ASHRAE/IESNA Standard 90.1-1999 Errata (SI Edition)

Errata sheets for ASHRAE/IESNA Standard 90.1-1999 are available here to download. Various errata sheets are available and are applilcable depending on the edition (I-P or SI) and when the document was printed. The outside back cover of the standard identifies the printing date and applicable errata sheet(s). The date in parenthesis identifies when the errata sheet was published.

More than one errata sheet may be required for a specific document. Please review the entire list related to the applicable document and download all that apply.

 

ASHRAE/IESNA Standard 90.1-2001 Errata (I-P Edition)

Errata for ANSI/ASHRAE/IESNA Standard 90.1-2001 are available here to download. Various errata sheets are available and are applicable depending on the edition (I-P or SI) and when the document was printed. The outside back cover of the standard identifies the printing date and applicable errata sheet(s). Standard 90.1-2001 was first printed November 2001 and had no identifying marking on the outside back cover (blank). The date in parenthesis identifies when the errata sheet was published.

More than one errata sheet may be required for a specific document. Please review the entire list related to the applicable document and download all that apply.

 

ASHRAE/IESNA Standard 90.1-2001 Errata (SI Edition)

Errata for ANSI/ASHRAE/IESNA Standard 90.1-2001 are available here to download. Various errata sheets are available and are applicable depending on the edition (I-P or SI) and when the document was printed. The outside back cover of the standard identifies the printing date and applicable errata sheet(s). Standard 90.1-2001 was first printed November 2001 and had no identifying marking on the outside back cover (blank). The date in parenthesis identifies when the errata sheet was published.

More than one errata sheet may be required for a specific document. Please review the entire list related to the applicable document and download all that apply.

 

ASHRAE/IESNA Standard 90.1-2004 Errata (I-P Edition)

Errata for ANSI/ASHRAE/IESNA Standard 90.1-2004 are available here to download. Various errata sheets are available and are applicable depending on the edition (I-P or SI) and when the document was printed. The outside back cover of the standard identifies the printing date and applicable errata sheet(s). The I-P edition of Standard 90.1-2004 was first printed December 2004 and the SI edition in January 2005. The date in parenthesis identifies when the errata sheet was published.

More than one errata sheet may be required for a specific document. Please review the entire list related to the applicable document and download all that apply.

 

2006 Supplement to ASHRAE/IESNA Standard 90.1-2004 Errata

(Supplement includes ASHRAE/IESNA Addenda a, b, c, d, e, f, g, h, i, j, k, l, m, n, o, p, r, s, t, u, v, x, and ak to 90.1-2004)

 

ASHRAE/IESNA Standard 90.1-2004 Errata (SI Edition)

Errata for ANSI/ASHRAE/IESNA Standard 90.1-2004 are available here to download. Various errata sheets are available and are applicable depending on the edition (I-P or SI) and when the document was printed. The outside back cover of the standard identifies the printing date and applicable errata sheet(s). The I-P edition of Standard 90.1-2004 was first printed December 2004 and the SI edition in January 2005. The date in parenthesis identifies when the errata sheet was published.

More than one errata sheet may be required for a specific document. Please review the entire list related to the applicable document and download all that apply.

 

ASHRAE/IESNA Standard 90.1-2007 Errata (I-P Edition)

Errata for ANSI/ASHRAE/IESNA Standard 90.1-2007 are available here to download. Various errata sheets are available and are applicable depending on the edition (I-P or SI) and when the document was printed. The outside back cover of the standard identifies the printing date and applicable errata sheet(s). The I-P edition of Standard 90.1-2007 was first printed December 2007. The date in parenthesis identifies when the errata sheet was published.

More than one errata sheet may be required for a specific document. Please review the entire list related to the applicable document and download all that apply.

 

2008 Supplement to ASHRAE/IESNA Standard 90.1-2007 Errata

(Supplement includes ASHRAE/IESNA Addenda a, b, c, g, h, i, j, k, l, m, n, p, q, s, t, u, w, y, ad, and aw to 90.1-2007)

 

Addendum r to ASHRAE/IESNA Standard 90.1-2007 Errata

 

ASHRAE/IESNA Standard 90.1-2007 Errata (SI Edition)

Errata for ANSI/ASHRAE/IESNA Standard 90.1-2007 are available here to download. Various errata sheets are available and are applicable depending on the edition (I-P or SI) and when the document was printed. The outside back cover of the standard identifies the printing date and applicable errata sheet(s). The SI edition of Standard 90.1-2007 was first printed December 2008. The date in parenthesis identifies when the errata sheet was published.

More than one errata sheet may be required for a specific document. Please review the entire list related to the applicable document and download all that apply.

 

ASHRAE/IES Standard 90.1-2010 Errata (I-P Edition)

Errata for ANSI/ASHRAE/IES Standard 90.1-2010 are available here to download. Various errata sheets may be available and are applicable depending on the edition (I-P or SI) and when the document was printed. The outside back cover of the standard identifies the printing date and applicable errata sheet(s). The I-P edition of Standard 90.1-2010 was first printed October 2010. The date in parenthesis identifies when the errata sheet was published.

More than one errata sheet may be required for a specific document. Please review the entire list related to the applicable document and download all that apply.

Errata Sheet for First Printing '86267 10/10', Second Printing ‘86267  6/11’, and Third Printing ‘86267  7/12’. (April 17, 2013) (PDF) 

 

ASHRAE/IES Standard 90.1-2010 Errata (SI Edition)

Errata for ANSI/ASHRAE/IES Standard 90.1-2010 are available here to download. Various errata sheets are available and are applicable depending on the edition (I-P or SI) and when the document was printed. The outside back cover of the standard identifies the printing date and applicable errata sheet(s). The SI edition of Standard 90.1-2010 was first printed April 2011. The date in parenthesis identifies when the errata sheet was published.

More than one errata sheet may be required for a specific document. Please review the entire list related to the applicable document and download all that apply.

Errata Sheet for First Printing '86269  4/11' and Second Printing ‘86269 8/11’ (October 1, 2013) (PDF)

 

ASHRAE/IES Standard 90.1-2013 Errata (I-P Edition)

Errata for ANSI/ASHRAE/IES Standard 90.1-2013 are available here to download. Various errata sheets may be available and are applicable depending on the edition (I-P or SI) and when the document was printed. The outside back cover of the standard identifies the printing date and applicable errata sheet(s). The I-P edition of Standard 90.1-2013 was first printed October 2013. The date in parenthesis identifies when the errata sheet was published.

More than one errata sheet may be required for a specific document. Please review the entire list related to the applicable document and download all that apply.

Errata Sheet for First Printing '86273 10/13' and Second Printing ‘86273 12/13’. (March 17, 2014) (PDF)

 

ASHRAE/IES Standard 90.1-2013 Errata (SI Edition)

Errata for ANSI/ASHRAE/IES Standard 90.1-2013 are available here to download. Various errata sheets are available and are applicable depending on the edition (I-P or SI) and when the document was printed. The outside back cover of the standard identifies the printing date and applicable errata sheet(s). The SI edition of Standard 90.1-2013 was first printed October 2013. The date in parenthesis identifies when the errata sheet was published.

More than one errata sheet may be required for a specific document. Please review the entire list related to the applicable document and download all that apply.

Errata Sheet for First Printing '86275 10/13’. (April 1, 2014) (PDF)