Empire Vent-Free Blue Flame Heaters 20000 BTU BF20W

Empire Vent-Free Blue Flame Heaters Modulating Hydraulic Thermostat 20000 BTU BF20W Review Looking for safe, indoor supplemental Empire Vent-Free? With Empire Vent-Free Blue Flame Heaters 20000 BTU BF20W you got it. Grab yours now here at Flame Authority, your Trusted Dealer! Vent-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. The BF20W produces an inviting atmospheric warmth quickly and efficiently.  To ensure safe operation, all vent-free systems include an Oxygen Depletion Sensor (ODS) to automatically turn off the heater if the room oxygen level drops to an unsafe level. Vent-free systems are designed to provide supplemental heat and may not be used as a primary heat source. Buy Empire Vent-Free Blue Flame Heaters Modulating Hydraulic Thermostat 20000 BTU BF20W today. Available here at Flame Authority, your Trus