Source google image: https://3.bp.blogspot.com/-YifNnO-tSf8/UASE14YlpwI/AAAAAAAAAJM/C-EiBW6EwNg/s1600/panneaux+solaires.jpg
Meilleur angle panneau solaire
Source google image: https://3.bp.blogspot.com/-YifNnO-tSf8/UASE14YlpwI/AAAAAAAAAJM/C-EiBW6EwNg/s1600/panneaux+solaires.jpg