The Military Surplus M1941 is a 45k btu heater that runs on diesel,
veggie oil and other liquid fuels, and will run on wood, coal and
other solid fuels without the liquid fuel adapter kit. No electricity
needed. Learn more about this multi fuel heater
http://apps.homebrewpower.co.uk/Forum/TopicGroup/
Kind regards
Andy Mahoney
Home Brew Power
(Off-Grid Power Installer - UK)