Empire Spirit 28" Porcelain Black Finish Millivolt Control With On/Off Switch, Natural Gas Direct Vent Cast Iron Medium Stove mantel-top Outer Wall:

Outer Wall:

5″ diameter base and top

As the flames do not emit heat

Fits on underside of ceiling and adjusts to cover framing

Empire Spirit 28" Porcelain Black Finish Millivolt Control With On/Off Switch, Natural Gas Direct Vent Cast Iron Medium Stove mantel-top Outer Wall:A Direct Vent system uses two vent pipes. One draws air in from outdoors to support combustion. The other exhausts the by products of combustion to the outside. The two vent pipes may be concentric (exhaust pipe within a larger diameter intake pipe) or co linear (separate pipes of about the same size). Combustion takes place inside a sealed chamber with a glass front in the ? case of a fireplace. Room air circulates around the combustion chamber,