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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. Over 56,000 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.

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.
Need technical info? Search ASHRAE's Bookstore >

Terms of Use

Terms of Use

The content contained within this publication is for informational, noncommercial use only. You may not modify, copy, distribute, transmit, post, display, reproduce, publish, license, or create derivative works from this publication without prior written permission of ASHRAE. You may request permission by contacting ASHRAE Publications Permissions Department at permissions@ashrae.org.

Complete Terms of Use Agreement for ASHRAE.org

ASHRAE.org is the Web presence of the American Society of Heating, Refrigerating and Air-Conditioning Engineers, Inc., a non-profit international organization of 50,000 persons with chapters throughout the world. The Society is organized for the sole purpose of advancing the arts and sciences of heating, ventilation, air conditioning and refrigeration (HVAC&R) for the public's benefit through research, standards writing, continuing education and publications.

ASHRAE.org is an information resource affiliated with ASHRAE and supporting the needs and interests of ASHRAE members and other professionals in the fields of HVAC&R. Web site visitors and ASHRAE members have access to technical information, industry information, articles and news on all facets of HVAC&R. By using the ASHRAE Web site, you are agreeing to abide by the terms of use below. We have created these rules and guidelines to protect you and to assure you that ASHRAE is a credible resource for everyone interested in HVAC&R information.

Acknowledgement and Acceptance of Terms of Use

These terms of use govern your use of ASHRAE.org and all services provided in connection with ASHRAE.org. If you do not agree to these terms of use, please do not enroll in or enter ASHRAE.org.

Please check this document before using ASHRAE.org to determine whether a change has been made to these terms of use. If you have elected to permit us to send you e-mail, we will notify you of changes to the terms of use. If you do not agree to any changes in the terms of use as they may occur, please terminate your use of ASHRAE.org immediately (i) by notifying ASHRAE of your unwillingness to accept the changes to the terms of use, and (ii) by discontinuing your use of ASHRAE.org. Your continued use of ASHRAE.org will signify your acceptance of any change in the terms and conditions set forth herein.

The terms of use comprises the entire agreement between you and ASHRAE and supersedes any prior agreements pertaining to the subject matter contained herein.

Registration and Password

You are responsible for maintaining the confidentiality of your information, including your member number, personal identification number (pin) and password. You shall be responsible for all uses of your membership, whether or not authorized by you. You agree to immediately notify ASHRAE of any unauthorized use of your membership number, pin or password.

Use of Membership Registration Data

To enroll in ASHRAE.org, you will need to provide ASHRAE with some personal information such as your name and e-mail address. Please see the ASHRAE privacy policy for details regarding the protection and use of this membership data. ASHRAE may amend the information requested from members from time to time as the site changes. If you are not willing to provide any new information requested you should immediately notify ASHRAE.

ASHRAE may allow access to database information by third parties providing technical services, but only to the extent necessary to provide you with those services. In those instances, the third-party is bound by these terms, and will not be entitled to contact you directly for any reason. You understand and agree that ASHRAE may disclose to third parties your zip code, and other supplied personal data, but only in the form of aggregated information.

Use of Site

ASHRAE.org is for your personal use only. Commercial uses of ASHRAE.org are strictly prohibited unless prior written consent from ASHRAE has been granted.

You alone are responsible for the content of the information you post on ASHRAE.org, including any messages you post or e-mails you send through ASHRAE, and the consequences of any such postings or messages. Any use by you of any other subscriber's information, personal or otherwise, for any commercial purpose or to obtain direct financial gain (e.g., mass marketing) is absolutely prohibited.

You agree not to post or use ASHRAE.org to distribute or send any illegal material of any kind, including but not limited to, illegal material in the form of text, graphics, video, programs or audio. Posting content or participating in any form of discussion with the intention to commit any illegal activity is strictly prohibited.

You further agree not to use ASHRAE.org to send or post on ASHRAE.org any message or material that is unlawful, harassing, libelous, defamatory, abusive, threatening, harmful, vulgar, obscene, profane, sexually oriented, threatening, racially offensive, inaccurate, or otherwise objectionable material of any kind or nature or that encourages conduct that could constitute a criminal offense, give rise to civil liability or otherwise violate any applicable local, state, national or international law or regulation. (See disclaimer – information and forums.)

ASHRAE.org reserves the right to immediately delete any material that it deems meet any criteria outlined above, and to immediately terminate your access, and furthermore to initiate efforts to block you from further use of ASHRAE.org.

ASHRAE will cooperate fully with any law enforcement officials and/or agencies in the investigation of any person or persons who violate the terms of service.

You further agree to abide by all applicable local, state, national, and international laws and regulations in your use of the Web site, and agree not to interfere with the use and enjoyment of the Web site by others. You agree to be solely responsible for the contents of your communications through ASHRAE.org.

Applicable Law

The terms of use shall be governed by and construed in accordance with the laws of the state of Georgia, except with regard to its conflicts of law rules. Each party irrevocably consents to the exclusive jurisdiction of the courts of the state of Georgia and the federal courts situated in the state of Georgia in connection with any action arising under the terms of use or relating to ASHRAE.org. Any cause of action brought by you or your authorized user(s) with respect to ASHRAE.org must be commenced within one (1) year after the claim or cause of action arose or it will be barred.

Copyright and Trademarks

The contents of this Web site are protected by copyright. Unauthorized use of this material may violate copyright, trademark and other laws.

You acknowledge that the site contains information, software, photos, video, graphics, sound or other materials (collectively, 'content') that are protected by copyrights, trademarks, trade secrets or other proprietary rights, and that these rights are valid and protected in all forms, media and technologies existing now or hereinafter developed.

You may not modify, publish, transmit, participate in the transfer or sale, create derivative works, or in any way exploit, any of the content, in whole or in part. You may upload to the software files or otherwise distribute on ASHRAE.org only content that is not subject to any copyright or other proprietary rights protection (collectively, 'public domain content'), content that you personally own or content in which the author has given express authorization for online distribution.

Any material, information or other communication you transmit or post to this site will be considered non-confidential and non-proprietary ('communications'). ASHRAE will have no obligations with respect to the communications. ASHRAE and its designees will be free to copy, disclose, distribute, incorporate and otherwise use the communications and all data, images, sounds, text, and other things embodied therein for any and all commercial or non-commercial purposes.

'ASHRAE' is a registered service mark of the American Society of Heating, Refrigerating and Air-Conditioning Engineers, Inc. All rights reserved. All other trademarks appearing on ASHRAE.org are the property of their respective owners.


Links to third party Web sites on this site are provided solely as a convenience to you. ASHRAE does not control and is not responsible for any of these sites or their content. ASHRAE does not endorse or make any representations about them, or any information, software or other products or materials found there, or any results that may be obtained from using them. If you decide to access any of the third party sites linked to this site, you do this entirely at your own risk.

If you operate a Web site and wish to link to ASHRAE, please read the ASHRAE Online Web Site Link Agreement and complete the included e-mail request form. Use of the ASHRAE logo is restricted to ASHRAE and its member chapters, and may not be used by the linker. For questions about appropriate linkage to ASHRAE, contact permissions@ashrae.org.

ASHRAE reserves the right to reject or terminate any links to the site.

For more information concerning ASHRAE's copyright policies, including how to request reprint permissions, visit our Permissions and Licensing page.


The materials provided at this site are provided 'as is' without any warranties of any kind including warranties of merchantability, fitness for a particular purpose, or non-infringement of intellectual property. ASHRAE further does not warrant the accuracy and completeness of the materials at this site. ASHRAE may make changes to the materials on this site or to the products and prices described in it, at any time without notice. Applicable law may not allow the exclusion of implied warranties, so the above exclusion may not apply to you.

Limitation of Liability

In no event will ASHRAE, its suppliers, or other third parties mentioned at this site or providing information or service through this site be liable for any damages whatsoever (including, without limitation, those resulting from lost profits, lost data or business interruption) arising out of the use, inability to use, or the results of use of this site, any Web sites linked to this site, or the materials or information contained at any or all such sites, whether based on warranty, contract, tort or any other legal theory and whether or not advised of the possibility of such damages. If your use of the materials or information on this Web site results in the need for servicing, repair or correction of equipment or data, you assume all costs thereof.

Remedies for Breach of These Terms by You

In the event that ASHRAE determines, at its sole discretion, that you have breached any portion of these terms of service, or have otherwise demonstrated conduct inappropriate for the community of ASHRAE.org, ASHRAE reserves the right to (i) warn you via e-mail that you have violated these terms of service; (ii) delete any content provided by you or your agent(s) to ASHRAE, (iii) discontinue your registration with ASHRAE.org; (iv) notify and/or send content to and/or fully cooperate with the proper law enforcement authorities for further action; and/or (v) any other action which ASHRAE deems to be appropriate. ASHRAE may elect from any of these due to your breach of these terms of service, as ASHRAE deems appropriate in their sole discretion.


ASHRAE may give notice to site users by means of a general notice on the site or to customer's e-mail address on record or by written communication sent by U.S. mail to a customer's address, if on record with ASHRAE.

In addition, you may give notice to ASHRAE. Such notice shall be deemed given when received by ASHRAE at any time by any of the following:
1. Letter faxed to ASHRAE at fax # 1-404-321-5478.
2. Letter delivered by first class postage pre-paid mail or courier to ASHRAE at:

Attn: W. Stephen Comstock, Publisher
1791 Tullie Circle NE
Atlanta, Ga. 30329-2305


You represent to ASHRAE that you have the authority to register with ASHRAE according to these terms of service.

You agree not to resell any information or services contained on this site or access to this site.


ASHRAE may modify these terms of use from time to time in its sole discretion. Each time you log on to ASHRAE, you will be deemed to have accepted any such changes. Any modification is effective immediately upon a posting on ASHRAE.org, electronic mail, or conventional mail. If any modification to the terms of use is unacceptable to you, you may immediately terminate your site access. Your continued use of ASHRAE.org following modification to the terms of use shall be conclusively deemed as acceptance of such modification.