Evacuated glass solar tube (EGT). An EGT is a component of a passive solar water heating system. EGTs absorb and transfer energy from sunlight | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Tek Image |
Bildgröße: | 5600 px × 4200 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |