Household heating pumps and controls. Two circulating pumps are seen at upper centre and lower centre, used to regulate the flow of heated water around a central heating system. Photographed in the Netherlands in 2016. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Massee, Arno |
Bildgröße: | 3410 px × 5125 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |