Heavy Duty Metal Duct Connectors That Are Built To Last
These heavy gauge couplers are made with 26 gauge galvanized steel and spot welded together to create a rugged coupler that won't bend out of shape. There are 3 size options; 4" inch, 6" inch, and 8" inch. These couplers are used to connect two pieces of round duct together, it's suitable for sheet metal duct or flexible duct.