Use to connect mismatched diameters! Made of galvanized steel, these Air Duct Reducers and Expanders can be used with fans, ductwork, vented reflectors and cooling systems. Pre-crimped for quick and easy installation.
Sizes:
6-Inch (connects 6 in. to 4 in.)
8-Inch (connects 8 in. to 6 in.)
10-Inch (connects 10 in. to 8 in.)
12-Inch (connects 12 in. to 10 in.)
Can be used to expand ductwork sizes too!
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