The Delux 80,000 BTU Portable Kerosene Forced Air Heater is ideal for outdoor/indoor construction, as well as industrial and commercial applications, making it an excellent choice for your portable heating needs. It requires little to no assembly, is 98% fuel efficient, and covers areas up to 1,900 sq. ft. Included are temperature limit controls, a thermostat, flameout sensor, and run-time fuel gauge. All Delux Kerosene Forced Air Heaters are CSA certified for multi-fuel use with these fuel types: K1 Kerosene, Diesel #1, Diesel #2, Fuel Oil #1, Fuel Oil #2, Jet A and JP-8. However, K1 Kerosene is the manufacturer��s recommended fuel for optimal, cleaner burns and long lasting product life. The Delux 80,000 BTU Portable Kerosene Forced Air Heater is ideal for outdoor/indoor construction, as well as industrial and commercial applications Excellent choice for your portable heating needs.nbsp; Requires little to no assembly 80,000 BTU Heats up to 1,000-sq ft Comfort control thermostat Run time fuel gauge Dual source power cord Easy lift carrying handle