What about mobile heaters?

Mobile heater recommended placed in a stable and spacious place, to prevent foreign body caused by a tipping over the fire.
Mobile energy efficient electric heaters in the home gas heater prices generally around a thousand, the heat values ​​are about 4.2KW, energy saving, fire consumption per hour is 0.3KG. However, this heater due to oxygen consumption, so the need for regular ventilation. Proposed liquefied gas in the regular gas station to buy, otherwise there is not only the problem of low combustion efficiency, may also be dangerous.