Manual D, Residential Duct Systems-

Residential Duct System Manual D, 3rd Edition, by Hank Rutkowski. Design a residential duct system in less time with the streamlined duct sizing procedure in this revised edition of Manual D. This procedure can be applied to constant volume systems and zoned, variable air volume systems, over the full range of duct construction materials. Manual D also includes the most comprehensive equivalent length data ever published. Topics covered include factors affecting selection of equipment and systems, economics of duct design, duct system design principles and procedures, and duct systems and heating and cooling equipment.