Heatstar HS600KT 610,000 btu forced air heater. Direct fired heater is specifically designed to burn diesel fuel. Powerful, reliable unit provides heated air for ventilated buildings, construction sites, concrete freeze protection, outdoor jobsites, crop drying and preheating and defrosting parts. BTU Output: 610,000, Heating Capability (sq. ft.): 14,250, Blower (CFM): 3,240, Full Load Run Time (Hours): 8.6, Fuel Capacity (gal.): 36, Fuel Type: Diesel, kerosene and fuel oil, Fuel Consumption (gal./hr.): 4.28, Cart: Center-mount wheels and handle, Dimensions L x W x H (in.): 76 x 27 x 37 Quiet operation Long-life stainless steel combustion chamber Powerful 4.2 HP electric fan motor Water-resistant control panel and top-mounted access door Adjustable burner and photoelectric flame sensor Can also use kerosene and fuel oil CSA certified