Rakoczy RHV
Rakoczy model in portfolio
Extended page with complete RHV information: technical overview, benefits, controller details, use cases and full documentation package.
Rakoczy RHV wood gasification boiler
Low-emission model with modern technology, available in 20 and 23 kW versions for wood-based projects.
RHV meets a high emission standard with dust values below 20 mg/m3, making it relevant for efficiency- and compliance-focused projects.
RHV is a wood gasification boiler with a high emission standard and modern combustion control.
The model is available in 20 and 23 kW versions, designed for single-family houses and operation with a buffer tank.
RHV is produced in Poland and, on the technology side, uses components and control logic from the Hargassner ecosystem.
In our offer, RHV is positioned separately from pellet/wood chip ranges, as a dedicated option for wood projects.
Power range
20 / 23 kW
Optimized for single-family homes
Emission level
< 20 mg/m3
Low dust emission values
Log length
up to 53 cm
Loading chamber sized for practical use
RHV features and advantages
- Available outputs: 20 kW and 23 kW
- Large loading door for easier wood handling
- Optimized chamber for wood logs up to 53 cm
- Advanced gasification technology
- Lambda probe for precise combustion control
- High-performance combustion chamber fully lined with heat-resistant ceramic
- Variable-speed exhaust fan with low power consumption
- Low-smoke fuel loading behavior
- Patented ceramic nozzle
- Intuitive controller with color touch display
- Dust emissions below 20 mg/m3
- Integrated return and buffer control
- Easy ash removal
- Cleaning tools included
How this translates in real operation
Large loading chamber
Comfortable loading with logs up to 53 cm and simple access for day-to-day operation.
Lambda-controlled combustion
Combustion air is continuously adjusted for stable efficiency and lower emissions.
Efficient heat exchange
The combustion chamber and internal surfaces are designed for strong heat transfer in real operation.
Buffer tank integration
RHV is designed to run with a buffer tank for hydraulic stability and improved performance.
Boiler controller
RHV uses a color touchscreen controller that simplifies combustion and heating circuit management. The control platform is designed for easy daily operation while still offering relevant technical settings for service and optimization.
- Color touchscreen with intuitive navigation
- Weather-compensated heating circuit control
- Support for return and buffer control
- Communication module useful for service and monitoring
Weather logic
Automatic adjustment by outdoor temperature
Service ready
Clear settings for commissioning and maintenance
Why choose a wood gasification boiler
Wood is suitable for projects targeting autonomy, controlled costs and integration in a modern heating system.
- a renewable resource
- a local fuel with solid availability
- a cost-competitive heating option
- a suitable solution for thermal autonomy
- compatible with modern systems and digital control
- well suited to residential wood-based projects
RHV is especially suitable for:
- renovation projects where firewood is locally available
- homes aiming for higher autonomy regarding fuel sourcing
- projects with available space for a buffer tank and wood storage
Technical data and downloadable materials
RHV documents are grouped by category directly on this page.
Frequently asked questions about RHV
Is RHV a pellet boiler?
No. RHV is a wood gasification boiler, separate from pellet and wood chip ranges.
Is a buffer tank mandatory?
For RHV, technical recommendation is operation with a buffer tank for stability and proper use.
Which outputs are available?
The model is available in 20 kW and 23 kW.
What technical documents are available on this page?
Catalog sheet, certificates, energy labels, product cards, manuals and the full Rakoczy catalog.
Sales note: RHV is a wood gasification boiler. We recommend it for projects dedicated to this fuel type, separately from pellet and wood chip ranges.