| Energy source | Technology | Space heating | Hot water production | Space cooling | Electricity generation |
| Solar energy | Flat plate collectors-thermosiphonic systems |
| Yes |
|
|
| Solar energy | Photovoltaics |
|
|
| Yes |
| Solid biomass | Burning | Yes | Yes |
|
|
| Ambient heat | High efficiency heat pumps | Yes | Yes | Yes |
|