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IMPERIAL 4-in dia x 3-in dia Duct Reducer

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Reduces or increases the diameter of galvanized round pipe
Connects 4-in pipe to 3-in pipe in a run of round duct
Constructed from 30-gauge galvanized steel for durability and rust resistance

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This Imperial Increaser/Reducer is used to effectively reduce or increase the diameter of galvanized round perimeter pipe when making connections. The no-crimp connector is used to transition from 4-in pipe to 3-in pipe in an HVAC system. It features hemmed collar edges for strength and a snug fit, and is made from 30-gauge galvanized steel for durability. This increaser/reducer is easy to install and is suitable for use in most heating, venting and air conditioning applications.

Reduces or increases the diameter of galvanized round pipe
Connects 4-in pipe to 3-in pipe in a run of round duct
Constructed from 30-gauge galvanized steel for durability and rust resistance
Features hemmed collar edges for strength and a secure fit
No crimp
Easy to install
Suitable for use in most HVAC applications