Allows you to extend the air inlet vent tube to fit walls between 13 and 19 inches thick. This may be necessary if you have walls thicker than normal or other space considerations.
Please Note* A separately purchased Empire flue outlet vent tube extension kit is required for proper installation and operation of this product.
Features
Extends the air inlet vent tube to fit walls from 13" to 19"
For use in Empire DV25SG and DV35SG gas furnace installations*
*Please Note: A separately purchased Flue Outlet Extension Kit is
required to complete installation.