Mr. Heater Comfort Collection 700 sq ft 20000 BTU Natural Gas/Propane Wall Heater 342 Upright/vertical position creates uniform results

Upright/vertical position creates uniform results without turning or burning

2 ways to build

and two air chambers

these reusable silicone liners eliminate waste of disposable baking papers

Flavor: Silver Vine

Mr. Heater Comfort Collection 700 sq ft 20000 BTU Natural Gas/Propane Wall Heater 342 Upright/vertical position creates uniform resultsMr. Heater certified dual fuel vent free heaters are your perfect supplemental heating solution. This blue flame 20,000 BTU heater comes with integrated electronic ignition and on board thermostat for superior temperature control. With mounting feet and wall mount hardware included, installing and starting the unit is a breeze. Mr. Heater provides peace of mind with a patented, two step fuel connection process to eliminate wrong fuel hook up.