Company Category: Duct

Mestek Machinery

Mestek Machinery is the industry-leading designer and manufacturer of the most complete, productive, and innovative metal forming solutions for the fabrication of HVAC sheet metal ductwork and fittings. With a combined knowledge and experience spanning over 80+ years, several brands, and expanded network of dealers around the North America, Mestek Machinery supports all HVAC and sheet metal forming and fabricating equipment needs. Our brands include Lockformer, Engel, Iowa Precision, and Roto-Die.

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Marketair, Inc.

MarketAir continually develops products for the professional installation and service of both ductless and ducted HVAC systems. This includes RoughIn Box for protecting linesets, cables and drain ports in new construction or to-the-studs renovation in commercial minisplit rough in jobs and RD/PD/TKL products for VRF/VRV installations, PipeProp Rooftop supports for piping and many other unique accessory products to make minisplit installation easy with a very professional appearance and maximum performance.

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MAPA Products

MAPA Products designs and manufactures rooftop support systems, utility pedestals, and pipe supports for the mechanical, plumbing, and electrical trades. Founded in 1998 and based in Naples, Texas, MAPA delivers preassembled, code-compliant solutions that simplify installation, enhance safety, and ensure long-term reliability. Known for durable, U.S.-made construction and innovative rooftop designs, MAPA serves specifying engineers, contractors, and distributors with products engineered to perform in demanding rooftop environments.

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MANN+HUMMEL Air Filtration Americas

With centuries of combined experience, our team of industry leaders serves the Americas with manufacturing plants & operations across the continent. Our target markets include commercial & industrial accounts, specifically wholesale & residential channels. Our customer-first & family-oriented principles make us professional yet personal in our business strategy. With a strong desire to leave a legacy for our communities we strive to improve the air filtration industry & better the health of our customers. | MANN+HUMMEL is a leading global company in filtration technology. Under its two business units Transportation and Life Sciences & Environment, the Ludwigsburg-based Group (Germany) develops intelligent filtration and separation solutions that enable cleaner mobility, cleaner air, cleaner water, and cleaner industry. Thus, the 1941 founded family-owned company makes an important contribution to a clean earth and the sustainable use of limited resources.

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M. A. Industries, Inc.

M.A. Industries Inc. is a manufacturer of porous plastics such as pipette filters, suction canisters, medical devices, and other porous media. With clean room environments and certified human DNA-free and RNase-free manufacturing, M.A. Porous Plastics are the premier choice for porous solutions. Rapid prototyping and development are our specialties, as most of our products are designed to each customer’s unique specifications. | Manhole Steps; Cylinder Molds; Lift Devices; Step Inserts; Vault Conduit Terminators; Pulling Irons & Pockets; Pad Cap Systems

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Linx Industries

At Linx, our mission is to simplify construction and improve the indoor climate of both residential and light commercial buildings. We are your preferred air distribution provider. Linx Industries is an American-based manufacturing company specializing in the development, manufacturing, and distribution of sheet metal products and system solutions for the HVAC industry. Ask for Linx!

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Leviat

Leviat is the world leader in lift & brace, insulation, connecting, and engineering products and services for the construction industry.

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Lambro Industries, Inc.

Established in 1967, LAMBRO focuses on ventilation solutions for HVAC air distribution in residential and commercial markets. Located in Amityville, New York, the company maintains its legacy by providing high-quality products. All materials are sourced domestically, and products are proudly manufactured in the USA.

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