Amplify your time outdoors while keeping warm and cozy Blue Sky Outdoor Living 360° Pillar of Flame Gas Outdoor Patio Heater. This 89-inch tall powerful gas heater delivers the perfect amount of warmth on those cooler evenings or during winter so you can extend your time spent enjoying your outdoor living space with friends or family. Generating 42,000 BTUs, the heater provides a safe, heated environment for up to 20 square feet of space on your patio, backyard, front porch, gazebo, or other outdoor areas. It operates with propane, butane, or LPG, and the base can hold a standard 20-pound (9-kilogram) propane tank (not included). Ergonomically designed, the freestanding patio heater features a tilt valve that will automatically stop the flow of gas to the burner and turn off the heat if the heater tips over, and the sturdy wheels on the bottom allow for easy mobility around the patio. It's made with a high heat-resistant glass tube that provides an eye-catching glow of the fire light, and the durable steel construction with a black finish is built for long-lasting use outdoors.