Wabtec Flue Gas Coolers
Wabtec Flue Gas Coolers

Designed to cool hot, dirty flue gas streams for entry into pollution control equipment.

Air is typically the cooling medium; however, fluids can be used as well. Automatic cleaning systems can also be provided for keeping the heat transfer surfaces clean.


  • Electric arc furnaces
  • Annealing furnaces
  • Smelting furnaces
  • Roasting furnaces
  • Glass melting furnaces
  • Cement kilns
  • Steel furnaces
  • Ferroalloy furnaces
  • Aluminum furnaces
  • Ceramic and refractory kilns

A typical gas cooler is designed with the hot waste gas flowing vertically down over the outside of horizontal tubes, while cooling air passes inside the tubes. A large volume of cooling air is usually provided by multiple vane axial or panel fans mounted on the side of the cooler.

A complete system is normally supplied including tube bundles, outer shells, cooling fans, ducts, hoppers, structural supports, walkways, etc. Other cooler arrangements and orientations are also available including designs with the hot waste gas passing inside the tubes.

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Wabtec Heat Transfer & Heat Energy Solutions