| 摘要 |
PROBLEM TO BE SOLVED: To provide a solar system capable of realizing effective heating by preventing upward radiation of heat collected under a floor by a draft in a downward duct, capable of effectively using auxiliary heating, and capable of positively realizing heating in not only the first floor but also in a room of the second floor, in regard to a solar system house sending air subjected to heat collection directly below a roof face to an underfloor space by a downward duct via a handling box provided with a damper and a fan installed in an attic space being a space under the roof. SOLUTION: A second handling box 24 is provided on a lower end of the downward duct 10, an air outlet 25 to the underfloor space and an air outlet 26 to a room are formed on the second handling box 24, and a damper 27 is provided for selectively opening and closing the two air outlets. COPYRIGHT: (C)2008,JPO&INPIT
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