Geothermal heat pumps
Hajster GRUNT
An inverter geothermal heat pump uses the heat of the earth or groundwater as a heat source and provides three functions at once: heating, cooling, and hot water heating.
COP (coefficient of performance) - 6.2
Operation in winter down to -25°C, operation in summer up to +50°C
Maximum coolant supply temperature +60°C
R32 refrigerant
Unrivaled noise and vibration insulation "acoustic shell" technology
Modern controller of own design and web access
Warranty - 5 years
We have considered the technology in more detail in our article "Geothermal heat pump overview".

Geothermal heat pumps
Hajster GRUNT
An inverter geothermal heat pump uses the heat of the earth or groundwater as a heat source and provides three functions at once: heating, cooling, and hot water heating.
COP (coefficient of performance) - 6.2
Operation in winter down to -25°C, operation in summer up to +50°C
Maximum coolant supply temperature +60°C
R32 refrigerant
Unrivaled noise and vibration insulation "acoustic shell" technology
Modern controller of own design and web access
Warranty - 5 years
We have considered the technology in more detail in our article "Geothermal heat pump overview".