This Fresh Air Intake Kit will draw in fresh air for combustion. The fresh air source can be a hole in the floor near the rear of the stove or a hole in the wall behind the stove. Flexible pipe (sold seperately) attaches to the stove and to the outside source to supply air to the fire. Kit includes outlet plate, restriction plate, and two screws. This kit makes many stoves mobile home approved. Flexible pipe sold seperately.