Patent 9267708 was granted and assigned to Enerco Group Inc on February, 2016 by the United States Patent and Trademark Office.
One or more techniques and/or systems are disclosed for a portable gas-fired heater comprising a housing, a burner assembly, and a carbon dioxide detector system. The housing may, at least, partially enclose one or more fuel sources. The burner assembly can be enclosed by, and recessed into, the housing.