Pellet Outside Air Kit, PU-OAK

Provides outside air that is mandatory for most pellet installations. Easy, DIY installation. Expandable aluminum flex pipe expands to 6'. Complete through the wall installation kit includes: Aluminum flex hose, alumimum louver, inside wall plate, and outside wall plate hose clamps. No. PU-OAK: Material: Aluminum, Pipe Length: 6', Pieces In Set: 4 pcs