our companies
DMI Companies provide superior HVAC products to contractors and builders worldwide. Whether you need something as small as a sheet metal screw, or as large as 60" ductwork, we've got you covered. Our products are known for their high quality, and we take pride in our manufacturing processes. All four divisions of DMI Companies produce Union Made products.
Ductmate Industries
Ductmate Industries
Through more than 30 years of innovation, Ductmate has proven to be the industry leader in engineered duct system and component solutions. With manufacturing and distribution facilities dotting the planet, Ductmate is one of the largest HVAC system components manufactureres in the world, and the largest in the United States. Our emphasis on engineering and R&D produces distinct advantages over competing duct system manufacturers. By delivering consistently-high product quality, uniterrupted supply, and unparalleled service and support, Ductmate improves your on-time delivery and finished project quality, while reducing time on the job and installed system cost.
Aire Technologies
Aire Technologies
Aire Technologies, Inc. specializes in rapid manufacture and delivery of HVAC fire protection products. Our fire dampers and ceiling radiation dampers (CRD) serve a dual purpose. Their design slows the spread of fire and allows additional time for the occupants of a burning building to escape. Our products are proudly American Made of the highest quality in our southwestern PA manufacturing facility by Sheet Metal Workers Union Local #12. We have the finest production and shipping team in the industry, allowing us to surpass the lead times of our competitors and get the products that you need on the jobsite faster than anyone else.
Green Seam
Green Seam
GreenSeam Industries is the best source for factory sealed pipe and fittings in North America. Our products are sold through a growing network of distributors in the U.S.A., making it easy to find, order, and take delivery of all of our superior pipe and fittings products. We have designed and engineered a completely factory sealed pipe and fittings duct system for the low pressure side of HVAC systems. Our HETOs, Conicals, Collars, and Pipe will provide you with a SMACNA Class 3 seal without needing to use additional sealants or tapes on the jobsite.
Linx
Linx
Linx Industries is North America’s leading manufacturer of HVAC ductwork. Previously referred to as Lindab USA, Linx is America’s single source for Lindab products. We provide the construction market with residential, commercial, and industrial air distribution solutions. Our products can save valuable time and money, and are notable for their high quality and ease of assembly. Linx products are sold through a network of trusted manufacturer representatives in the United States and Canada.
Ductmate Industries
Ductmate Industries
Through more than 30 years of innovation, Ductmate has proven to be the industry leader in engineered duct system and component solutions. With manufacturing and distribution facilities dotting the planet, Ductmate is one of the largest HVAC system components manufactureres in the world, and the largest in the United States. Our emphasis on engineering and R&D produces distinct advantages over competing duct system manufacturers. By delivering consistently-high product quality, uniterrupted supply, and unparalleled service and support, Ductmate improves your on-time delivery and finished project quality, while reducing time on the job and installed system cost.
Aire Technologies
Aire Technologies
Aire Technologies, Inc. specializes in rapid manufacture and delivery of HVAC fire protection products. Our fire dampers and ceiling radiation dampers (CRD) serve a dual purpose. Their design slows the spread of fire and allows additional time for the occupants of a burning building to escape. Our products are proudly American Made of the highest quality in our southwestern PA manufacturing facility by Sheet Metal Workers Union Local #12. We have the finest production and shipping team in the industry, allowing us to surpass the lead times of our competitors and get the products that you need on the jobsite faster than anyone else.
Green Seam
Green Seam
GreenSeam Industries is the best source for factory sealed pipe and fittings in North America. Our products are sold through a growing network of distributors in the U.S.A., making it easy to find, order, and take delivery of all of our superior pipe and fittings products. We have designed and engineered a completely factory sealed pipe and fittings duct system for the low pressure side of HVAC systems. Our HETOs, Conicals, Collars, and Pipe will provide you with a SMACNA Class 3 seal without needing to use additional sealants or tapes on the jobsite.
Linx
Linx
Linx Industries is North America’s leading manufacturer of HVAC ductwork. Previously referred to as Lindab USA, Linx is America’s single source for Lindab products. We provide the construction market with residential, commercial, and industrial air distribution solutions. Our products can save valuable time and money, and are notable for their high quality and ease of assembly. Linx products are sold through a network of trusted manufacturer representatives in the United States and Canada.
Ductmate Partners with AMS to Build New Gen7 Concept House:
Ductmate Industries, has teamed with American Modular Systems (AMS) to build a Gen7 Concept House on a 50-acre working vineyard in Lodi Wine Country.
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Lindab Inc is Now Linx Industries:
Lindab Inc is proud to announce they have changed their name to Linx Industries. Visit li-hvac.com for more information on your source for Lindab Products in North America.
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No Guesswork... No Worries!:
Knowing which life safety products are approved for multi-family wood truss construction can be confusing for everyone. Aire Technologies’ True Truss is a game changer.
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Self-Sealing Ducts Teaches Lesson on Fast Installation:
Middle Tennessee has seen its population surge over the past decade. Rutherford and surrounding counties are experiencing one of the highest growth rates in the country.
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Vote Now for Your Favorite Student Video:
DMI Companies is a proud sponsor of the Annual Manufacturing Reception and Student Video Contest being held by Catalyst.
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our partners
DMI Companies is a proud member of the following organizations
