When changing seasons prevent you from staying comfortable, you need a heater you can rely on. The AZ Patio Heaters 87 Inch Wheeled Freestanding Propane Patio Heater is a powerful, CSA-certified heating solution that will keep you warm and comfortable all year long. With the included thermocouple and anti-tilt safety devices, the heater is as safe as it is effective. In order to make the heater as versatile and convenient as possible, it is outfitted with wheels that allow it to be easily maneuvered.