Patent attributes
An installation and construction method of a wall panel is provided for installing the wall panel to a pair of wooden columns and a wooden horizontal member, the wooden columns being installed in a standing manner so as to be spaced apart from each other, the wooden horizontal member being installed to the wooden columns. The method includes: forming the wall panel by connecting mutually adjacent end portions of a plurality of surface members in a horizontal direction by a half column extending in a vertical direction, studs being fixed on first plate surfaces of the plurality of surface members; and after installing the wooden horizontal member to the wooden columns and adjusting erection of the wooden columns, fixing edge end portions of the surface members of the wall panel to front surfaces of the wooden columns and a front surface of the wooden horizontal member.