Imperial 7 in. D X 8 in. D Steel Stove Pipe Increaser

The 7 inch black matte increaser is used for connecting single wall stove pipe to chimneys and vent stacks. Allows for 7 inch diameter round pipe to connect to 8 inch diameter round pipe. Sturdy, 24 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.