The result is that engineers are better able to keep indoor environments safe and productive while protecting and preserving the outdoors for generations to come. Its members worldwide are individuals who share ideas, identify needs, support research, and write the industry’s standards for testing and practice. The printing used soy-based inks.ĪSHRAE Research: Improving the Quality of Life The American Society of Heating, Refrigerating and AirConditioning Engineers is the world’s foremost technical society in the fields of heating, ventilation, air conditioning, and refrigeration. The paper for this book is both acid- and elemental-chlorine-free and was manufactured with pulp obtained from sources using sustainable forestry practices. The entire risk of the use of any information in this publication is assumed by the user. ASHRAE does not warrant that the information in this publication is free of errors. The appearance of any technical data or editorial material in this publication does not constitute endorsement, warranty, or guaranty by ASHRAE of any product, service, process, procedure, design, or the like. DISCLAIMER ASHRAE has compiled this publication with care, but ASHRAE has not investigated, and ASHRAE expressly disclaims any duty to investigate, any product, service, process, procedure, design, or the like that may be described herein. Additions and corrections to Handbook volumes in print will be published in the Handbook published the year following their verification and, as soon as verified, on the ASHRAE Internet Web site. Any errors or omissions in the data should be brought to the attention of the Editor. Comments, criticisms, and suggestions regarding the subject matter are invited.
Requests for permission should be submitted at Volunteer members of ASHRAE Technical Committees and others compiled the information in this handbook, and it is generally reviewed and updated every four years. No part of this publication may be reproduced without permission in writing from ASHRAE, except by a reviewer who may quote brief passages or reproduce illustrations in a review with appropriate credit nor may any part of this book be reproduced, stored in a retrieval system, or transmitted in any way or by any means-electronic, photocopying, recording, or other-without permission in writing from ASHRAE. DEDICATED TO THE ADVANCEMENT OF THE PROFESSION AND ITS ALLIED INDUSTRIES ©2009 by the American Society of Heating, Refrigerating and Air-Conditioning Engineers, Inc.
American Society of Heating, Refrigerating and Air-Conditioning Engineers, Inc.
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