SMACNA - Sheet Metal and Air Conditioning Contractors National Association is an international trade association representing 4500 contributing contractor firms, that promotes quality and excellence in the sheet metal and air
SMACNA members perform work in industrial, commercial, institutional and residential markets. They specialize in
- ventilating and air conditioning
- architectural sheet metal
- industrial sheet metal
- kitchen equipment
- specialty stainless steel work
- siding and decking
- testing and balancing
- energy management
The voluntary technical standards and manuals developed by SMACNA Contractors have found worldwide acceptance by the construction community, as well as foreign government agencies. ANSI, the American National Standards Institute, has accredited SMACNA as a standards-setting organization.
National and International organizations producing codes and standards - ANSI, ISO, DIN, BSi and more.