Air source heat pump installed outside a building. Heat pumps take heat from the ground, air or water and use it to heat the inside of the building, or to heat water supplies. | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Gowland, Ian |
Taille de l’image : | 4148 px × 5070 px |
Model Release : | Non requis |
Restrictions : |
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