Imperial 6"x5" 24 Gauge Galvanized Taper Reducer with Crimp on Small End. Made of durable galvanized steel, this reducer ensures optimal heat efficiency and long-term use. It allows for connecting 6-inch diameter round pipe to 5-inch diameter round pipe, making it suitable for various heating, air conditioning, and venting applications. The crimped end easily fits into pipes or fittings of the same diameter, simplifying installation. Comes in Carton Packaging.