Sheet Metal Workers Union Realizing the advantage and necessity of cooperative effort properly and legally directed to fully develop and demonstrate the possibilities of our trade in the various fields of industry and to protect our rights in connection therewith, we hereby pledge our united efforts and support as members of the International Association of Sheet Metal, Air, Rail and Transportation Workers to the accomplishment of said purpose.

Sheet Metal Workers’ Local #46 was established on April 20, 1899. For over 100 years, we have been providing the highest quality craftsmen to our contractors. Our members are the pre-eminent fabricators and installers of:

• Heating, ventilating and air conditioning (HVAC) systems
• Installation, service and repair of all types of commercial, industrial and residential HVAC systems
• Green building technologies, LEEDS and Indoor Air Quality (IAQ)
• Testing, adjusting, balancing (TAB) and measuring of all types of fluids, processes and mechanical systems
• Direct digital controls and building automation systems
• Architectural metal work including metal roofing and all forms of interior and exterior metal systems
• Kitchen equipment, lockers, partitions, industrial ventilation, and material handling systems