

GREYKO EXPERT COMBI combined boiler
Pellets or solid fuel - flexible operation
Product description
GREYKO EXPERT COMBI is a hybrid heating boiler designed for users who need flexibility and fuel independence.
It can operate with a GREYKO RB pellet burner or directly on solid fuel without a burner.
A dedicated conversion kit supports safe and stable switching between operating modes.
This makes the unit suitable for both automatic pellet heating and classic manual solid-fuel operation.
GREYKO EXPERT COMBI — performance and convenience
Universal combined boiler
Designed to operate with GREYKO RB pellet burner or directly with solid fuel - wood or coal.
Flexible layout
Design allows left or right side burner installation.
Conversion kit
Specialized kit enables quick and safe switch between pellet and solid-fuel operation.
Reliable construction
Built from high-quality steel and designed for long-term operation at high temperatures.
Installation requirements
- Installation must be performed by an authorized installer
- Minimum distance from combustible surfaces: 500 mm
- Fresh air inlet opening 80-100 mm
- Room volume above 40 m3
Recommended fuel
Pellets (with GREYKO RB burner) or wood/coal (without burner)
Poor pellet quality reduces efficiency and increases maintenance. We recommend ENplus A1 certified pellets.
Technical documentation
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