The Mr. Heater 540 Degree Propane Tank Top heater with soft nose POL is the perfect solution for a variety of outdoor heating applications. This heater is constructed with an adjustable 360 degree burner head that swivels up to 180 degrees which allows you to focus radiant heat in multiple directions. The MH540T is easy to light due to the push button TE valve, and its high quality stainless steel components bring you longer lasting durability and the standard tip over safety shut-off switch brings you peace of mind. | Mr. Heater 45,000 BTU 540 Degree Propane Tank Top Heater