The Autojack DH30KW diesel is ideal for any small garage or workshop. The heater will heat an area of approx. 700m3 (24,720 cu.ft). The heat output is 100,000 BTUs per hour and with as generous 40 litre fuel tank this heater can run for up to 14 hours at a time with an average fuel consumption rate of 2.4 litres per hour. With a built in thermostat you can keep the room to a set temperature.