| 摘要 |
A spacer comprises the plural thrust parts(15) wherein a tie(4) for fastening is able to be fitted, the foam panel(1) and groove(16). At this time, the thrust part(15) in which the tie(4) for fastening, combining is fitted and the groove(16) formed inside connect each panel and fix, employing a fastening pin(3) and a tie for combining. Further the spacer(11) is manufactured each in 10[mm thickness by unit, and these spacers fill the clearance between foam panel(1) and the angle panel(2) able to be generated by the change of the thickness of the retaining wall.
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