| 摘要 |
PROBLEM TO BE SOLVED: To prevent the degradation of the durability of a building and the living environment caused by termites, mites, molds, etc., on underfloor structural members. SOLUTION: An underfloor space 10 sealed by continuously installing an erection surface 11 such as a continuous footing having no vent along the contour of a building is installed, an electric dehumidifying device 20 having a humidity sensor 21 is installed in this sealed underfloor space 10, and underfloor structural members are kept by implementing the intermittent operation of the electric dehumidifying device 20 so that the relative humidity is 85 to 75% or under particularly during summer to destroy the growing environment of termites, mites, etc.
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