Our Projects
Sheet Metal Connectors, Inc. was proud to fabricate the ductwork for the new Medical Biosciences Building at the University of Minnesota.

SMC supplied rectangular ductwork as well as E-Z Flange spiral pipe and fittings to outfit the new University of Minnesota-Duluth AMSOIL Arena with a first class duct system.
Sheet Metal Connectors Resource Page
We've put together some resource files about our HVAC products below.
> Click here for HVAC Dictionary of Terms & Definitions
> Click here to read about Polyvinyl Installation
> Click here to learn more about PVC also known as Polyvinyl Coated Ductwork (PCD)
Links
Air Conditioning Contractors of America – www.acca.org
Air Conditioning and Refrigeration Institute – www.ahrinet.org
Department of Energy – www.energy.gov
National Environmental Balancing Bureau – www.nebb.org
Priceduct (online quoting for the HVAC industry) – www.priceduct.com
Sheet Metal and Air Conditioning Contractors National Association – www.smacna.org
Sheet Metal Workers' Local #10 – www.smw10.org
Spiral Duct Manufacturers Association – www.spida.org
Sheet Metal Workers International Association – www.smwia.org
Testing Adjusting and Balancing Bureau – www.tabbcertified.org
Heating, Air Conditioning & Refrigeration Distributors International – website
| Attachment | Size |
|---|---|
| polyvinyl-spiral-installation-guide.pdf | 348.42 KB |
| rectangular-ductwork-estimate-sheet.pdf | 70 KB |
| rectangular-ductwork-takeoff-sheet.pdf | 593.92 KB |
| tdc-assembly-instructions.pdf | 199.64 KB |
| weight-and-thickness-of-steel-and-aluminum-gauges.pdf | 52.71 KB |
