기능

• Since the groove lid is fixed by the repulsion of the spring and the protrusion on the side, it does not rattle.
• Since spring steel (SUS) is used for the clip part, the groove lid is firmly fixed by the spring rebound and the protrusion on the side, so that it does not rattle.
• The cap surface is anti-slip.
• There is a hole that can be drained, so water does not accumulate around it.
• The handle holes of the gutter lids of houses, shops and factories can be closed to prevent objects from falling or accidents.