Infrared heating delivers fast, effective heat through the combustion of gases. The heat produced by infrared radiant energy, radiates downward warming objects such as the floor, machinery, toools and building components, as well as the people in the room. Suitable for indoor and outdoor, Infrared Heat replicates the feeling of warmth from the sun. The Jefferson IR120 offers 120,000 BTU while also remaining portable and convenient due to the added wheels and pull handle. The IR120 is one of the best heaters on the market for commercial use and for heating large, open spaces.