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Crown Boiler Company KSZ175
207,000 BTU, Steam Boiler, 83.1% Efficiency, Oil Fired

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Compare to:$4,512.99
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The KSZ series boiler is a cast iron oil-fired low pressure steam boiler designed for use in closed heating systems. This boiler must be vented by natural draft into a lined masonry or metal chimney, or Type L vent. An adequate supply of air for combustion, ventilation and dilution of flue gases must be available in the boiler room. This boiler has connections for use with an indirect domestic water heater. The KSZ series boilers are not designed for use in process or other “open” steam systems.

Please read this Important Safety Notice

Standard Features
  • Rugged wet base cast iron heat exchanger
  • Swing-open burner door for easy service
  • Choice of three oil burners
  • Attractive split jacket easily removed for servicing
  • Insulated to save energy
  • Fully assembled, ready for installation
  • Factory tested control system
  • Three physical sizes with nine firing rates
  • Combustion chamber with a ceramic fiber target wall with blanket
  • Drain valve
  • Draft regulator
  • Oil solenoid valve
  • Burner twist disconnect plug
  • Twelve year warranty on the cast iron steam heat exchanger
  • Pressure gauge
  • ASME pop safety valve
  • 3” top supply tapping for optimum steam quality
  • Low water cutoff
  • Optional side-mounted tankless coil for domestic hot water
  • Equipped with connections to add a CROWN indirect domestic water heater

Instructions & Brochures

Crown KSZ Installation Instructions (pdf, 321 KB)
Crown TWZ and KSZ Brochure (pdf, 1.22 MB)
Crown Boiler Warranty Info (pdf, 562 KB)
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(800) 865-5931
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  Mailing Address
1901 N. Clybourn Avenue
Suite 200
Chicago, IL 60614
[email protected]
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(425) 928-2455
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