Mr. Heater 20,000 BTU Vent Free Radiant Dual Fuel Heater Size:20000 BTU One socket to one 125

One socket to one 125 Vac NEMA 1-15R outlet

Door set wedges into the kerf to provide a compression weather seal on the hinge side

sharp point

positioners

Mr. Heater 20,000 BTU Vent Free Radiant Dual Fuel Heater Size:20000 BTU One socket to one 125The Mr. Heater Vent Free Dual Fuel system is designed with absolute safety in mind. Mr. Heater's patented vent free dual fuel system is composed of dual valves, dual oxygen depletion sensors, and a manual selector switch to ensure correct installation. Mr. Heater certified dual fuel vent free heaters are your perfect supplemental heating solution. This radiant 20,000 BTU heater comes with integrated electronic ignition and on board thermostat for