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Capacity: Customized for job specific conditions, with experience in designing units over 40,000 lb/hr.

Fuel Capabilities: Customized for application

Pass: 1-pass

Tube Type: Smooth Tubes or Rifled Tubes

Steam Design Pressure: 150 - 300 psig

Hot Water Design Pressure: Section I vessels 150 - 250 psig


General Description

Kiowa Single Pass Heat Recovery only units are designed with 2” & 2 .5” heat transfer tubes.


  • Customized design engineered for your specific solution.
  • Available with dual chamber design or supplemental firing
  • 1,800°F maximum inlet temperature
  • Roller-bearing supported single-hinged rear door for total fireside access
  • Typical applications: high particulate levels, low gas side pressure drop, high steam design pressures, inlet temperatures to 1800° F


  • 12 gauge tubes
  • 3/4″ tube sheets with 3/4″ ligament spacing
  • 2", 2.5", or 3" tubes
  • Furnaces thicker than ASME code requirements
  • Corrugated to help reduce the stresses associated with expansion and contraction


All Waste Heat Recovery Boilers are made with 12 gauge tubes, 3/4” tube sheets with 3/4” ligament spacing and furnaces thicker than ASME code requirements. All section I furnaces above 24” diameter are corrugated to help reduce the stresses associated with expansion and contraction.


Superior’s Waste Heat Recovery Boilers are trimmed and equipped with safeguards and code piping. Each boiler is inspected by independent code inspectors. Factory mounted and wired packaged burners are available from all burner manufacturers for supplemental firing.

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