M&M Manufacturing Company is a diversified sheet metal fabricator of round, rectangular, and spiral HVAC duct pipe and fittings for residential and commercial applications. M&M also offers general sheet metal products for roofing, ventilating, and architectural applications.

M&M provides superior high quality products with outstanding service, creating satisfied customers. From a two-person shop in 1958 to today's five technologically advanced manufacturing units, M&M has developed a reputation for reliability and service second to none. Whether you need prefabricated duct, custom HVAC sheet metal products, or precision tolerance sheet metal fabrications, you can depend on M&M!

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M&M has launched a new website for their DucTite^® product. Visit www.ductite.com for complete product line information.

New job opportunities have been posted. Click on the EMPLOYMENT link below.

Air Flow is Critical to HVACR System Performance April 2008 RSES Journal article - Understanding the benefits--and drawbacks--of flex ductwork are critical to creating efficient HVAC systems.