The Fire Sense Stainless Steel Commercial Natural Gas Post-Mounted Patio Heater (61445) is the most powerful patio heater on the market. With the output of a 46,000 BTU burner, this heavy-duty unit features an electronic ignition system and mounting plate for permanent installation. The unit has a 76-inch gas hose which extends from the head unit to the base, with 15" exposed at the base. The Fire Sense (61445) heater operates on natural gas, so there is no need to worry about changing out a propane tank during your outdoor gathering. This superior patio heater is perfect for the serious outdoor entertainer