Great Southern Technologies (GST), through extensive field study work on a variety of heater styles, can assist with tuning fired heaters for optimal process output and for environmental regulatory compliance. Our onsite approach to tuning heaters allows for concise adjustment of heater settings such as burner air registers and stack damper positioning to bring the heater to its design conditions for optimal performance. This service can be provided on an annual schedule to meet yearly EPA monitoring requirements. While onsite GST provides guidance to the operations team on how to properly adjust these settings to maintain long-term performance of the heater. GST tuning services include natural draft, forced draft, and balanced draft systems.