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The Elite Heating Boiler ™

The Elite Heating Boiler from HTP represents the latest advancements in low-mass modulating condensing boiler technology. With best-in-class features throughout the design, the Elite Heating Boiler is the most efficient product in the market at a competitive price. Its aesthetic appeal, versatility, and serviceability make it the right choice for residential and light commercial hydronic space heating.

Federal or State Tax Rebate Information

  • Ultra high efficiency:
    up to 98% AFUE, yielding the lowest energy costs of any product in its class
  • 5 to 1 turndown ratio:
    modulating technology matches fuel consumption to demand to provide high system efficiency even during low load conditions
  • Impressive range:
    six models, ranging from 80,000 to 399,000 BTUs, to suit any residential application
  • Installation flexibility:
    this streamlined and attractive appliance can be floor mounted or wall hung
  • Convenient design:
    a hinged arm provides easy access to components for optimum serviceability
  • Quality construction:
    an extremely durable 316L stainless steel heat exchanger boasts excellent heat transfer properties and resists corrosion
  • Excellent venting options:
    vents in inexpensive, easy-to-install PVC pipe, up to 200 feet total equivalent length
  • VState-of-the-art control interface:
    a two-line 20-character LCD control panel displays easy-to-understand English readouts and service reminders
  • Energy Star rated:
    eligible for tax credits and utility company rebates – based on Energy Star ratings (Excludes 399 Model)

Brochure pdf

Interactive Elite 110M pdf

Interactive Elite 150M pdf

Installation Manual pdf

Warranty pdf


Submittal pdf_fillable


Virtual Tour of The Elite Heating Boiler, Up to 985 AFUE, AT THE AHR Expo 2010 by Dave Davis, CEO of Heat Transfer Products.


(you will need autocad to view .igs files & autodesk revit to view .rvt files)

Elite .igs

Elite 110 .igs
Elite 110 .rvt

Elite 150 .igs
Elite 150 .rvt

Elite 220 .igs
Elite 220 .rvt

Elite 299 .igs
Elite 299 .rvt

Elite 399 .igs
Elite 399 .rvt

Elite Plus 199 .igs

Install Drawings

Elite Installation Images (.pdf) | Complete Installation Manual (.pdf)


Elite Parts Diagrams (.pdf) | Complete Installation Manual (.pdf)



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