| 摘要 |
PROBLEM TO BE SOLVED: To provide a dust intrusion preventive structure to a living space in sash replacement construction and a sash replacement soundproof-dustproof method using the same, for sealing-curing a work space from the building inside so that dust and dirt do not enter the living space for allowing a resident to spend daily life even in a work period in sash replacement work, in the present invention.SOLUTION: The dust intrusion preventive structure is provided for sealing-curing the work space of a sash-installed wall surface from the building inside so that the dust and dirt do not enter the living space in the sash replacement construction. The dust intrusion preventive structure and the sash replacement soundproof-dustproof method using the same are constituted of s frame body composed of a floorboard, left-right side plates erected on the floorboard and a top plate placed by extending to the upper end of both side plates and a plate for preventing the dust and dirt from entering the living space by blocking up an opening part on the living space side of the frame body. |
