Empire Innsbrook 28" Small Direct Vent Clean Face Millivolt Control, Natural Gas Traditional Fireplace Insert d27 Fuel Bed Logs

Fuel Bed Logs

60" and 72" sizes

96 lbs / 33

Flue Material  Stainless Steel Casing Material Galvanized Steel Inner Diameter 7" Outer Diameter 10" Degree Angle 15  Listings/Standards

Empire Innsbrook 28" Small Direct Vent Clean Face Millivolt Control, Natural Gas Traditional Fireplace Insert d27 Fuel Bed LogsA 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, often