... *600mm,600*900mmThickness: 10-15mm,15-20mm,20-25mmColor: black, grey, rusty, green, yellowSurface finish: natural, honed, ... -16mm18-20mm300*300mm29221732272318300*600mm272116272318400*400mm272116272318400*600mm251915272318600*600mm19152318600*900mm181518 Slate Roofing:Size: 400*200mm,400*250mm,305*305mm ... -10mm,9-11mm,11-13mm or as you requiredColor: black, gray, green, rusty, dark grey Surface finish: ...