| 摘要 |
PROBLEM TO BE SOLVED: To facilitate and hasten the steady roofing work of tiles by expansion- molding an engaging butt part to be engaged with the side surface of vertical bars provided on a roof ground and a support body brought into contact with the upper surface of the vertical bars on the bottom side rear surface of a tile, and a stabilizing base brought into contact with the roof ground at the side opposite to the support base. SOLUTION: A support base 2 is provided at the bottom side 1b of the rear surface 1" of a tile 1, and a stabilizing base 3 is furnished at the bottom side 1b and in the direction opposite to the support base 2. An engaging butt part 6 formed at the bar side of the bottom side 1b of the tile 1 is engaged with a plurality of pieces of vertical bars R2 affixed in accordance with zoning dimensions to the roof ground, and a support base 2 is placed on the upper surface of the vertical bar R2a; on the other hand, tiles 1 are laid in a manner that the stabilizing base 3 is put in contact with the roof ground. This allows tiles 1 to be laid easily promptly by making use of the vertical bars R2 set on the zoning dimensional position, and also allows tiles 1 to be laid steadily positively utilizing the stabilizing base 3 being in contact with the roof ground.
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