Empire 12" 10,000 BTU White Hydraulic Thermostat Control, Propane Gas Vent Free Infrared Heater empire-fireplace which do not require ventilation

which do not require ventilation as there are no harmful biproducts such as gasses released into the air

therefore lower flow resistance (Zeta values)

DRT2040REP-C Fuel Type Liquid Propane

Click to see details  Refractory Mortar

Product Code Part No Size 4DT-EL45 1604215 4-Inch 45° Elbow (Galvanized) 4DT-EL45B 1604215B 4-Inch 45° Elbow (Black)

Empire 12" 10,000 BTU White Hydraulic Thermostat Control, Propane Gas Vent Free Infrared Heater empire-fireplace which do not require ventilationVent Free systems draw room air to support combustion in a clean burning blue flame or radiant plaque system. Rated at 99. 9 percent efficient, vent free heaters release nearly all of the available heat energy into the room. To ensure safe operation, all vent free systems include an Oxygen Depletion Sensor (ODS) to automatically turn off the heater if room oxygen level drops to an unsafe level. Empire infrared heaters project warmth into the room like