Where the bus duct enters through an outside wall, use flame-retardant, waterproof, and vapor-resistant wall entrance fittings. It's likely you'll need to support the bus duct system at the wall. In ...

At Sheet Metal Connectors, Inc., our most popular connection technologies are Complete Seal and E-Z Flange because they save field labor and increase energy efficiency. Complete Seal Duct Connection ...

Installation Spiral duct, when used with the proper connectors, can provide additional efficiencies during installation in the field. Streimer uses the Metu MF flange system as the standard joining ...