The Sheet steel and Air Conditioning Contractors' nationwide organization, Inc. (SMACNA), in retaining with its coverage of disseminating details and delivering criteria of layout and development, deals this accomplished and basic "HVAC SystemsDuct layout" guide as a part of the ongoing attempt to improve the heating, ventilating and air con (HVAC) undefined. This handbook provides the fundamental tools and approaches had to layout HVAC air distribution platforms. It doesn't take care of the selection of air-con so much and room air quantities.This guide is half one of a 3 set "HVAC structures" Library. The moment is the SMACNA "HVAC Systems-Applications" guide which comprises details and information wanted through designers and installers of extra really expert air and hydronic HVAC structures. The 3rd guide is the "HVAC SystemsTesting, Adjusting and Balancing" handbook, a stateof-the-art e-book on air and hydronic method checking out and balancing.