| 摘要 |
PROBLEM TO BE SOLVED: To prevent generation of a difference in level even in the case of using a gutter cover with a curbstone removed, and discharge rainwater from both sides taking the curbstone as the boundary. SOLUTION: The curbstone 6 is removably fitted on the upper surface of a gutter cover 1, and the upper surface 1a of the side to which the curbstone 6 of the gutter cover 1 is flush with the other upper surfaces 1b, 1c. The curbstone 6 is removably fitted on the upper surface 1a of the central part of the gutter cover 1, and both sides fitted with the curbstone 6 are provided with rainwater discharge holes 5A, 5B formed for discharging rainwater.
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