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The 3" Galvanized Steel Increaser is used for connecting single wall stove pipe to chimneys and vent stacks. Allows for 3 inch diameter round pipe to connect to 4 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.
- Used to increase diameter of flue pipe perimeter when making connections
- Larger end is crimped for easy connection with same-diameter pipe or fitting opening
- For all heating, air conditioning and venting where rigid pipe is required
- 24-gauge cold-rolled steel construction for durability and lasting performance
