Drive-up ThruWall Extension Kit for 10-8175

Does your building have walls over 13 inches thick? If you’re planning on installing a Drive-Up ThruWall unit, you’re going to need an extension kit. This ThruWall Extension Kit comes with an extendable chute add-on that telescopes over the Ease Drive-Up ThruWall. This allows the through the wall return system to be used with walls up to 24 inches thick. The extension kit also comes with a longer aluminum slide to account for the added length. Compatible with ThruWall SKU #10-8175.