HVZ25L
The optimal heating system for smaller single-family houses. Sophisticated biotech technology,
automatic ignition on request and a generous filling space for logs.

Power range up to 25.0 kW
- Boiler body with efficient insulation
- Temperature-resistant tubular heat exchanger with manual cleaning
- Safety heat exchanger
- Firing system with high-temperature fireclay combustion chamber
- Combustion chamber panels
- Integrated smoldering gas extraction
- Speed-controlled induced draft fan
- Primary and secondary air control drives
- Lambda probe
- Touchscreen with simple and clearly designed menu navigation
- 1 piece cleaning brush, 2 scrapers, and the associated holder
Particularities

- Control
– a mixed heating circuit including heating circuit,
outside temperature sensor and room remote adjuster.
– a buffer including 2 buffer sensors.
– a hot water boiler including boiler sensor.
- Ember keeping function with notification via LED or signal noise when logs need to be refilled (optionally available).
- Boiler has 3 doors, easy heating up and reheating thanks to its separate filling and heating doors
- Smoke pipe connection at the rear

Minimum clearances masonry
1: 900 mm
2: 200 mm
3: 750 mm
4: 500 mm
5: 1900 mm