Sunfire Heaters are built to deliver high-performance portable heat in even the toughest conditions. Whether you're working in a garage, jobsite, or outdoor event, these industrial-grade radiant heaters provide reliable warmth without noisy fans or fumes. The Sunfire SF150 Portable Radiant Heater 150,000 BTU is a powerhouse, offering efficient propane heating for large spaces. Need something a bit smaller? The Sunfire SF120 Portable Radiant Heater 120,000 BTU and Sunfire SF80 Portable Radiant Heater 80,000 BTU deliver the same clean-burning infrared heat in more compact sizes. With durable steel construction and simple ignition, these portable jobsite heaters are built for efficiency and safety.