Industrial Watertube Boilers

Industrial watertube boilers can produce saturated steam or they can be equipped with a superheater internal to the boiler. Water is on the inside of the tubes and flue gases are on the outside. Traditional styles are ā€œDā€ type and ā€œOā€ type Waste Heat Recovery and Heat Recovery Steam Generator (HRSG) units are offered as well.

Iroquois Flextube Boiler

Iroquois Flextube Boiler


  • 4,200 to 50,400 (100 to 1200 BoHP)
  • Compact Footprint
  • Patent Pending Design
  • ASME Section IV & Section I
  • Design Pressure Capability to 650 psig
  • Unique Optional Radiant Superheater Available
  • Multiple Pass Design
  • Easy Access to All Tubes for Maintenance
  • Optional Field Assembly Design Without Welding or Rolling

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