Empire Tahoe 36" Millivolt Control With On/Off Switch, Natural Gas Direct Vent Premium See Through Fireplace h8.75 Pack contains four boards

Pack contains four boards

Optimum overall efficiency

Length 33"

These direct-vent fireplaces draw in fresh outside air to support combustion and exhaust combustion by-products to the outdoors

Empire Tahoe 36" Millivolt Control With On/Off Switch, Natural Gas Direct Vent Premium See Through Fireplace h8.75 Pack contains four boardsA 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,