Air Heating System "CLIMAT 130" 570,000 BTU, 110V, diesel/kerosene/home heating oil fuel powered. With 12" X 25' Heavy Duty Ducting. NO fuel tank SUPPLIED - COMES WITH A FUEL WAND TO PLACE IN AN EXTERNAL FUEL CONTAINER AND HOSE SO FUEL CAN BE PLACED AT SAFE DISTANCE AS DESIRED. Will operate on both 50 or 60 Hz with no performance degradation.CSA - UL - ULC approved in US and Canada CAN/CSA-B40.0-M87 - general requirements for oil burning equip. CSA B140.8-1967 Portable industrial oil-fired heaters UL-733 Oil fired air heaters and direct - fired heaters.