Billed as having up to 75 percent net heater efficiency, Ground Heaters says the Arctic Bear Cub 300 indirect fired heater offers a maximum heat input of 288,000 Btu/hour at an airflow rate of 3,690 cubic feet per minute. It features a stainless-steel firebox and heat exchanger for long-lasting durability and performance. The unit has an oversized fuel tank with 36.7-gallon capacity, which can run 24 hours a day with the remote thermostat accessory. It runs on either kerosene or No. 1/No. 2 diesel fuel, and it is designed for indoor or outdoor applications.
September 28, 2010