... surface:flat,gritted,figured UV resistant 1)Name:high strength drainage gutter cover for workshop 2)Surface:flat surface,gritted surface,figured ... install,easy to maintain.6)Usage:walkway grating,floor grating,drainage cover grating,decking grating,wall grating,car wash station grating,tree ... grating,industry grating,construction grating and so on. high strength drainage gutter cover for workshop