Extend your season and comfort level with this! Portable Diesel Air Heater Planar/Autoterm 44D – 12V is a 4 kW self-contained heater that comes in a crushproof rain-resistant case. Runs on diesel or kerosene and 12v DC. Equipped with a silencer, air intake filter, remote wired controller. Burns just 3-4 litres of fuel for 8 hours.