A comprehensive guide to the design and construction of mechanical systems in buildings, written specifically for engineers and architects. Harding's book provides detailed information on heating, ventilation, and air conditioning systems, as well as plumbing and electrical systems, making it an essential resource for anyone involved in the field of building design and construction. This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work is in the "public domain in the United States of America, and possibly other nations. Within the United States, you may freely copy and distribute this work, as no entity (individual or corporate) has a copyright on the body of the work. Scholars believe, and we concur, that this work is important enough to be preserved, reproduced, and made generally available to the public. We appreciate your support of the preservation process, and thank you for being an important part of keeping this knowledge alive and relevant.