Description Linx Industries, Inc. is an American-based manufacturing company which develops, manufactures, and markets sheet metal products and system solutions for the HVAC industry. As a division of DMI Companies, our mission is to become North America’s preferred air distribution solution’s provider. Portsmouth, Virginia serves as Linx Industries’ manufacturing center and North American headquarters.
Products are distributed to the market through a network of trusted representatives. As a yellow label union manufacturer of spiral duct and fittings, Linx is a proud partner of the Sheet Metal Worker’s International Association (SMWIA).