OAC-series commercial wall heater with epoxy/polyester powder paint finish. Provides a burst of heat in areas affected by cold drafts. High-limit temperature control with automatic reset. The unit can be recessed or surface-mounted. Durable tubular heating element with fins. Built-in thermostat included with control knob or tamperproof. Powered by a closed factory-lubrificated motor, the fan blows warm air downward to create air circulation. Suitable for apartment building, commercial building, entrance way, stairwell and garage applications.