Mr. Heater F299721 20,000 BTU Vent Free Blue Flame Natural Gas Heater

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$199.99 Save - $99.96 (33%)

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Mr. Heater F299721. Features: 20,000 BTU per hour. For use with Natural Gas. Heats up to 500 sq. ft.. Blue flame burner for even convection heat. Thermostat for automatic temperature control. Automatic low oxygen shut-off system (ODS). Blower Fan Kit (F299200 Sold Seperately) - Available for 18K units and up only. 4500 ft high altitude restriction.

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Item# : SPM13424529817
Model # : F299721

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WARNING : WARNING: This product can expose you to chemicals including which is [are] known to the State of California to cause cancer or birth defects or other reproductive harm. For more information go to
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