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SMACNA St. Louis is the local chapter of the Sheet Metal and Air Conditioning Contractors National Association, an international organization of union sheet metal contractors.

Founded in the 1950s, our members are experts who deliver the best value in safely designing, servicing and installing complex heating, ventilation, air conditioning and sheet metal systems for multiple industries. We are also proficient in the creation and installation of architectural sheet metal. Learn more about SMACNA St. Louis.

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