Source google image: https://www.qualiteconstruction.com/uploads/RTEmagicC_E13_schema-1_pompe-a-chaleur-air-air_01.png.png
Pompe chaleur air air
Source google image: https://www.qualiteconstruction.com/uploads/RTEmagicC_E13_schema-1_pompe-a-chaleur-air-air_01.png.png