Hvac Duct Construction Standards 4th Edition

Smacna hvac systems duct design 4th edition december 2006.

Hvac duct construction standards 4th edition. Located in headquarters outside washington d c the sheet metal and air conditioning contractors national association smacna an international association of union contractors has 1 834 members in 103 chapters throughout the united states canada australia and brazil. The third edition of the hvac duct construction standards metal and flexible is intended primarily for commercial and institutional duct construction. Hvac duct construction standards eli p. This technical paper reviews the hvac duct construction standards 2nd edition 1995 specifications and requirements for zinc coating on galvanized steel ducts.

1 0 duct construction ductwork and supports shall conform to the hvac duct construction standards metal and flexible second edition 1995. This american national standard ansi smacna 006 2006 contains tables and details for constructing ductwork for to 10 wg positive and negative pressures. Where fittings of configurations not shown in the hvac dcs are shown on the contract drawings they shall be constructed as though they were therein. This manual provides the hvac system designer detailed information on duct design and u s.

And metric units are provided in all examples. Howard iii sheet metal and air conditioning contractors national association. This american national standard ansi smacna 006 2006 contains tables and details for constructing ductwork for to 10 wg positive and negative pressures. A quick overview of the changes is provided in the front of this manual.

The fourth edition of hvac systems duct design presents the basic methods and procedures required to design hvac air distribution systems. Hvac duct construction standards metal and flexible third edition iii foreword this third edition of the smacna commercial metal and flexible duct construction standards is another in a long line dating from the 1950s. Continuing to build on the history of the duct construction standards this new edition represents the state of the art in sheet metal duct fabrication and installation. 1966 3 rd edition 2005 396 pages.

The third edition of the hvac duct construction standards metal and flexible is intended primarily for commercial and institutional duct construction. Webinars hvac duct construction standards 102 rectangular duct tie rods new tables tdc tdf and rectangular duct over 120 event objectives gain solid understanding of how to construct duct in a resource efficient and sustainable manner that is compliant with smacna s hvac duct construction standard.