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Boiler Type HV-S

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Wood gasifier boiler with ID fan (HV-S)

The KÜNZEL HV-S wood gasifier boiler is offered in different power levels ranging from 14.9 to 47 kW. It is suitable for single- or two-family homes as well as for small- to medium-sized commercial and office buildings and can be used alone or in combination with other heat generators. The ID fan is recommended for chimneys with problematic flues.


The HV-S in brief:

  • For untreated logs and scrap wood with a length of approx. 1/3 to 1/2 meter
  • Space-saving, cost-efficient compressed air blower for primary and secondary combustion air
  • Easy installation due to compact size and flexibly adjustable components
  • Ceramic-free burner construction
  • Easy cleaning and maintenance through good accessibility and easy replacement of boiler parts
  • Different controllers are available in our range of products
  • Standard automatic, electrical ignition
  • Emissions far below the legally prescribed values in Germany
  • High level of efficiency of up to 92%
  • Different system combinations possible (oil, gas, solar, pellet, electrical, heat pumps, already existing heating systems…)
  • Particularly suitable for problematic chimneys, e.g. in the case of small buildings, small cross-section, prevalence of fall winds or the like
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