| 摘要 |
PROBLEM TO BE SOLVED: To provide a sturdy snowslide prevention board that restrains snow from sliding down and that has proper workability, and a snowslide prevention system.SOLUTION: A snowslide prevention board 10A, which can be attached to a folded-plate roof 20A, comprises two sets of lower and upper seam-clamping fixation parts 12a and 13a that can be fixed to at least two sets of folded-plate roof crest parts 24 of the folded-plate roof 20A, respectively, and a perforated board 11 that is arranged in such a manner as to be inclined to the side directed in a direction opposite to a pitch of the folded-plate roof 20A, in a folded-plate roof valley part 23 formed between the two sets of folded-plate roof crest parts 24. |
