The DFE.65 portable electric blower heater unit is fitted with both industrial castors and carrying handles. The heater operates from a 400/3/50 electrical supply and a manual heat selector switch. Each bank of electric elements is fitted with automatic overheat safety protectors. A separate Thermostat Kit is available as an option. Short lengths of air ducting are possible with this electric heater and double skin construction ensures that this electric heater has a low temperature outer skin.