Empire Innsbrook 31" Medium Direct Vent Clean Face Millivolt Control, Natural Gas Traditional Fireplace Insert h21.65 5 amps Installation Type Fully

5 amps Installation Type Fully Recessed / Wall Mount (optional)  Technical Drawings and Dimensions

The pipe features 4 and 7-inch diameter

The result is better protection for important fireplace components and an extended life for your products

Vent-Free Slope Glaze Burner Intermittent Pilot

3 kW) Average overall efficiency  62

Empire Innsbrook 31" Medium Direct Vent Clean Face Millivolt Control, Natural Gas Traditional Fireplace Insert h21.65 5 amps Installation Type FullyA 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