QAD-DUCT is one of the leading fabricators of Galvanized Iron Steel Rectangular Ducts in Doha Qatar with annual capacity of 480,000 square meters using the state of the art and latest automated Duct coil lines. The Ducts are fabricated to DW 142, DW 144, SMACNA and ASHRAE standards or as per consultants specification.
QAD-DUCT is a wide range of fabricated duct product such as Galvanized Steel, Aluminium, Stainless Steel, Black Steel, Fire Rated Ducting, Acoustic Liner Insulation, Aluminium Cladding and Insulated Ducting.
QAD-DUCT with extensive manufacturing facilities is ideally suited for fast track project supplies.
Using state of art and latest automated American and European machines, provides consistently accurate and high quality production of QAD-DUCT. A hundred strong team of dedicated and experience human resources ensure quality products. Experienced team of Engineers provides engineering solution to consultant's project specifications.
Rectangular ducts and fittings are factory-fabricated to furnish with a high-quality line of products in a broad range of standard sizes. To minimize field-assembly costs, a rectangular duct is supplied in lengths up to 4 feet. Longitudinal seams are typically made with Pittsburgh locks. In transverse joint S & C cleat joints, four-bolt connectors are available. Rectangular ductwork can be shipped completely assembled or knocked down. QAD-DUCT standard rectangular products are fabricated to meet DW 142, DW 144, SMACNA, ASHRAE duct construction standards. We can also custom fabricate rectangular ductwork for commercial and industrial applications according to consultants specifications.
Cray Duct Connectors system consists of an Integrated Flange, formed using the duct wall as hollow web profile, closing ends are stitched together to make a continuous girth. Flange ratings are in conformity with both SMAGNA and DW-144 duct construction standards. file automated straight duct coil lines have dual heads to select between two classes of Cray flange system.
Ducting for fire rated and kitchen applications as per consultant’s specifications using 1.00mm to 1.5.mm thickness Hot or cold rolled sheet
We are experienced in manufacturing Aluminium duct as per SMACNA and' DW standards. Manufactured from materials with AA1100 mill finish H14 Temperature.
We Undertake fabrication in various grades and finishes
The Non-Coated Fire ductwork system is manufactured from pre-galvanized, black & stainless steel sheet as per specification. The fire-rated ductwork has been tested and certified by the Building Research Establishment to meet the following standards:
BS 476: Part 24: 1987.
Furthermore, the Non-Coated Fire Rated Ductwork System ranges of fire-resistant ducts incorporate and are in compliance with the following standards:
BS 5588: Part 9.
DW 144
DW 172