Mr. Heater 20000-BTU Wall or Floor-Mount Indoor Natural Gas or Liquid Propane Vent-Free Convection Heater F299320

This Blue Flame 20,000 BTU Dual Fuel Vent Free heater is the perfect supplemental heating solution even on the coldest days. Operates on either Propane or Natural Gas, with easy Push Button Electronic Ignition, and heats up to 700 sq. ft. Designed with absolute safety in mind, Mr. Heater’s patented vent free dual fuel system is composed of dual valves and dual oxygen depletion sensors and includes a manual selector switch to ensure correct installation. Unit can be permanently mounted to the wall, or securely fastened to the floor with included mounting brackets and fasteners. Clean burning blue flame tube burner uses the natural convection of the burn to circulate warm comfortable air. Dual LP/NG Low Oxygen Detection Systems Thermostatic Control for Accurate Temperature Battery Operated Electronic Spark Ignition Feet and Mounting Hardware Included CA Residents: Prop 65 Warning(s) Prop65 Warning Label PDF