Imperial 4 in. D X 3 in. D Galvanized Steel Furnace Pipe Reducer

The 4 in. Galvanized Steel Reducer is used for connecting single wall stove pipe to chimneys and vent stacks. Allows for 4 in. diameter round pipe to connect to 3 inch diameter round pipe. Sturdy, 30 gauge construction designed for optimal heat efficiency and long-term use. Crimped on one end to easily fit into pipe or fitting of the same diameter.