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SPECIAL NOTE
This American National Standard (ANS) is a national voluntary consensus Standard developed under the auspices of ASHRAE. Consensus is defined
by the American National Standards Institute (ANSI), of which ASHRAE is a member and which has approved this Standard as an ANS, as
“substantial agreement reached by directly and materially affected interest categories. This signifies the concurrence of more than a simple majority,
but not necessarily unanimity. Consensus requires that all views and objections be considered, and that an effort be made toward their resolution.”
Compliance with this Standard is voluntary until and unless a legal jurisdiction makes compliance mandatory through legislation.
ASHRAE obtains consensus through participation of its national and international members, associated societies, and public review.
ASHRAE Standards are prepared by a Project Committee appointed specifically for the purpose of writing the Standard. The Project
Committee Chair and Vice-Chair must be members of ASHRAE; while other committee members may or may not be ASHRAE members, all
must be technically qualified in the subject area of the Standard. Every effort is made to balance the concerned interests on all Project Committees.
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ASHRAE uses its best efforts to promulgate Standards and Guidelines for the benefit of the public in light of available information and accepted
industry practices. However, ASHRAE does not guarantee, certify, or assure the safety or performance of any products, components, or systems
tested, installed, or operated in accordance with ASHRAE’s Standards or Guidelines or that any tests conducted under its Standards or Guidelines
will be nonhazardous or free from risk.
ASHRAE INDUSTRIAL ADVERTISING POLICY ON STANDARDS
ASHRAE Standards and Guidelines are established to assist industry and the public by offering a uniform method of testing for rating purposes, by
suggesting safe practices in designing and installing equipment, by providing proper definitions of this equipment, and by providing other information
that may serve to guide the industry. The creation of ASHRAE Standards and Guidelines is determined by the need for them, and conformance
to them is completely voluntary.
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that the product has been approved by ASHRAE.
ASHRAE Standing Standard Project Committee 169
Cognizant TC: 4.2, Climate Information
SPLS Liaison: Paul A. Lindahl, Jr.
Drury B. Crawley*, Chair Evyatar Erell Michael Roth*
Joshua New*, Vice-Chair Philip L. Jarrett* Didier J. Thevenard*
Parag Rastogi*, Secretary Linda K. Lawrie Justin Wong
Riad G. Assaf* Jack N. Lott
Umberto Berardi* Robert J. Morris
* Denotes members of voting status when the document was approved for publication
ASHRAE STANDARDS COMMITTEE 2020–2021
Drury B. Crawley, Chair Srinivas Katipamula David Robin
Rick M. Heiden, Vice Chair Gerald J. Kettler Lawrence J. Schoen
Els Baert Essam E. Khalil Steven C. Sill
Charles S. Barnaby Malcolm D. Knight Richard T. Swierczyna
Robert B. Burkhead Jay A. Kohler Christian R. Taber
Thomas E. Cappellin Larry Kouma Russell C. Tharp
Douglas D. Fick Cesar L. Lim Theresa A. Weston
Walter T. Grondzik James D. Lutz Craig P. Wray
Susanna S. Hanson Karl L. Peterman Jaap Hogeling, BOD ExO
Jonathan Humble Erick A. Phelps William F. McQuade, CO
Connor Barbaree, Senior Manager of Standards
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