As the weather gets colder, you are going to need a heater to keep your patio warm. The Bromic Heating Portable Radiant Infrared Patio Heater can get the job done. It has adjustable heat output from 21300 to 38500 BTU, with enough power to heat people up to 15 feet in front of it.
This portable heater lets you direct warmth where it is needed. It has a modular design. It comes with built-in wheels and an anti-tilt design.