Here is a gorgeous heater that keeps your patio warm as the weather gets colder. The Sunjoy Avanti Propane Patio Heater has 47000 BTU output. It has a rust resistant powder-coated steel frame and push-button ignition with heat control knob. It measures 29.9″ in diameter, standing 87 inches tall.
This heater uses a 20lb gas cylinder. It has wheels for easy movement. It is available in bronze, black, and gray colors. You can find out more about it here.