Viessmann pompe a chaleur air eau
Source google image: https://www.viessmann.fr/content/dam/vi-brands/DE/Produkte/Waermepumpen/Vitocal-200-A-Monoblock/Vitocal-200-A-Monoblock.jpg/_jcr_content/renditions/original.image_file.620.348.file/Vitocal-200-A-Monoblock.jpg