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License Agreement

Using this website indicates your acceptance of the terms and conditions of this agreement. The title and all copyrights and ownership rights for this website are retained by ASHRAE. You assume responsibility for the selection and input of the information to achieve your intended results and for the use and results obtained. This product is for personal use only. “Personal use” includes showing the information in a group setting; it does not include making copies, in whole or in part, of the information for the purposes of distribution, reusing the information in your own presentation, posting the files on a server for access by others, or using the product on a LAN or WAN. You shall not merge, adapt, translate, modify, rent, lease, sell, sublicense, assign, or otherwise transfer any content from this website. Doing so will result in the termination of your license, and ASHRAE will consider options to recover damages from unauthorized use of its intellectual property. Distribution to third parties in print or in electronic form is expressly prohibited unless authorized in writing by ASHRAE. For information on obtaining permissions and licensing, visit

Disclaimer of Warranties

The program and data are provided “as is” without warranty of any kind, either expressed or implied, including but not limited to the implied warranties of merchantability and fitness for a particular purpose. The entire risk as to the quality and performance of the program and data is with you. Should the program or data prove defective, you and not ASHRAE or the program developer assume the entire cost of all necessary servicing, repair, or correction. In no event will ASHRAE or the program developer be liable to you for any damages, including without limitation any lost profits, lost savings, or other incidental or consequential damages arising out of the use or inability to use this program or data, even if ASHRAE or the program developer has been advised of the possibility of such damages, or for any claim by any other party. ASHRAE and the program developer reserve the right to discontinue support for this product at any time in the future, including without limitation discontinuing support of servers facilitating access to this product. In the event of discontinuation of support, ASHRAE will make a reasonable effort to notify customers before support is discontinued.