HVAC Duct Design, Fabrication & Installation.

Our extensive experience, combined with the latest in manufacturing technology, provides precision, high quality products every time.  From our core ducting offer. We also offer a range of HVAC products and accessories to complement out fabrication products, and essentially provide everything that is needed on-site from one supplier.  

DW/144 is the Standard Specification for ductwork manufacture and installation and is aligned to all  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 to the technical information to be provided for manufacturing  rectangular and circular duct work.