Enjoy your outdoor space even on cool nights with the HeatMaxx Radiant Patio Heater. Its unique spiraling flame and powerful radiant heat output create a beautiful ambiance. Relax and bask in the warmth of this heater in your outdoor gazebo, surrounded by friends or a good book. The transparent glass tube allows you to admire the attractive dancing flame up close. Highlights include: No installation needed, easy 5-minute setup with your own standard 20 lbs. propane tank. Ultra-efficient heating coverage with a true-rated 36,000 BTU output, warming a 5 ft. to 6 ft. radius. User-friendly design featuring an exclusive spiral flame in a shatter-proof borosilicate glass tube, measuring 21 in. Dia and 71 in. H. Simple push-button ignition and temperature control knob for easy operation. Safety features include a cool-to-touch protective mesh, automatic shut-off if tipped over, and assembled wheels for easy mobility and storage.