SET Duct Manufacturing is a Detroit-based union manufacturer and members of the Sheet Metal and Air-Conditioning Contractors’ National Association and the Spiral Duct Manufactures Association, ...
AGI Fabricators has announced improvements to its oval ductwork manufacturing capabilities, now meeting the standards outlined by the Sheet Metal and Air Conditioning Contractors' National Association ...
Many contractors have a comfort zone when it comes to the type of ductwork they prefer to use. In many cases, this comfort zone can be outlined by various factors, such as product cost, availability, ...