| 摘要 |
1. Heat recovery arrangement for buildings having a space (3) formed by two shells (1, 2) of an outer wall of a roof construction, respectively, which space (3) is connected with an evaporator of a heat pump (4) through an air fedding conduit, the outlet conduit of said evaporator of said heat pump (4) leading back to said space (3) and a closed circuit existing between said evaporator and said space (3), characterized in that the outer shell (1) is provided with a first heat insulating layer (1') directed to the inner shell (2) and that said inner shell (2) is provided with a second heat insulating layer (2') directed to said outer shell (1). |
