Simple Spaces A801-C3L Fireplace Wood Bellows, 15" x 6", Oak FinishA bellows is a device for delivering pressurized air in a controlled quantity to a controlled location. Basically, a bellows is a deform able container which has an outlet nozzle. When the volume of the bellows is decreased, the air escapes through the outlet. A bellows typically has a separate inlet, and valves or flaps to ensure that air enters only through the inlet and exits only through the outlet. Highlights: Hard wood Size: 15" x 6" Oak finish