Bring warmth and ambiance to your outdoor space all year long with the Elementi Metropolis Outdoor 56" Rectangular Patio Heater fire source by natural gas. Keep the flames dancing brightly with the included lava rocks and admire the radiant heat within the heating radius. This patio heater's high-performance cast concrete construction and 304 stainless steel burners ensure durability and longevity. The electronic ignition with auto safety shut-off makes it easy to start up and shut down. Perfect for your backyard, patio, deck, or poolside, the canvas cover keeps it protected during harsh weather conditions. Please note that this natural gas heater cannot be converted to other gas types.