| 摘要 |
PROBLEM TO BE SOLVED: To provide a curing cover for a slab through-hole capable of surely closing through-holes in various size formed to a slab simply at a construction site. SOLUTION: In the curing cover 11 closing the slab through-hole, the curing cover 11 has a cover body 12 in required size, a shaft section 13 disposed on the base of the cover body 12 in a crossed shape, and a plurality of the bodies of revolution 14 under an adjacent state movably inserted to the shaft section 13 while being projected in the lower direction and rotated.
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