These Convection Heaters are made for heating applications where explosives may be present, such as control cabinets and small enclosures, paint and cleaner storage rooms, grain elevators, flour mills, spray booths, gas plants, pump houses, oil platforms, cleaning and dyeing plants. The innovative design of this safe and dependable heater includes a state-of-the-art copper-free aluminum extruded converter and x-Max® terminal housing.