Chauffage eau electrique, source : https://www.scdi.ch/pub/media/catalog/product/cache/image/700×560/e9c3970ab036de70892d86c6d221abfe/b/o/boiler_scdi_w.png
Chauffage eau electrique, source : https://www.scdi.ch/pub/media/catalog/product/cache/image/700×560/e9c3970ab036de70892d86c6d221abfe/b/o/boiler_scdi_w.png