DW 144 Specification for Sheet Metal Ductwork

The industry's comprehensive Specification for the manufacture and installation of sheet metal ductwork

DW/144 is the Standard Specification for ductwork manufacture and installation and is aligned to all current BS, BS EN ISO and other standards and regulations. It defines specifications for sheet metal ductwork for low, medium and high pressure/velocity air systems and covers ductwork application, materials, classification and air leakage. It highlights the technical information to be provided by system designers to ductwork contractors and looks in detail at rectangular, circular, and flat oval ductwork. It also contains updated information on hangers and supports, smoke and fire dampers, external ductwork, internal duct linings, thermal insulation, air terminal units, with many clear reference tables.

Addendum - April 2024
Revisions were made to reflect the content of the revised BESA publication TR19 Air Specification for internal cleanliness and hygiene management of ventilation systems, published in April 2024.

Published Date: 01/01/2016
Number of Pages: 180
ISBN: 978-0-903783-64-4

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