Description
REDUCER
- Ideal for general purpose venting applications
- Reduces the diameter of a round return or exhaust air pipe
- Connects a 4-in pipe or duct to a 3-in pipe or duct
- Crimped on the 3-in end and smooth on the 4-in end
- High-quality aluminum construction for lasting use
- Quick and easy to install
INCREASER
- Ideal for general purpose venting applications
- Increases the diameter of a round return or exhaust air pipe
- Connects a 3-in pipe or duct to a 4-in pipe or duct
- Crimped on the 4-in end and smooth on the 3-in end
- High-quality aluminum construction for lasting use
- Quick and easy to install
REDUCER
This Imperial 4-in to 3-in Aluminum Reducer allows you to connect pipe of different diameters where air flows from a larger pipe into a smaller pipe. Crimped on the small end, it reduces the diameter of a 4-in round return or exhaust air pipe to 3-in, while maintaining optimal airflow. The reducer is ideal for general purpose venting applications and is quick and easy to install.
INCREASER
This Imperial 3-in to 4-in Aluminum Increaser allows you to connect pipe of different diameters where air flows from a smaller pipe into a larger pipe. Crimped on the large end, it increases the diameter of a 3-in round return or exhaust air pipe to 4-in, while maintaining optimal airflow. The increaser is ideal for general purpose venting applications and is quick and easy to install.
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