Profile: Thermal Transfer Corporation designs and manufactures custom heat transfer equipment including all types of recuperators, heat exchangers, fired heaters, gas coolers and economizers. Our heat exchangers accommodate a broad spectrum of temperature and pressure conditions for a wide variety of applications, including sewage sludge incinerators. Our gas coolers are heat exchangers that use large amounts of cooling air to reduce the temperature of hot gas streams to levels acceptable for entry into pollution control equipment.