... (4) Environmental responsibility (5) Historical significan The supply of roof tiles valley gutter1.Size: 335*440mm Thickness: 9mm 2.Material Feature ... glaze,it is glossy or mattRegular colorDeep iron oxide red, Rose red,Golden orange,Gray black,Silver gray ,Deep gray blue ... (or size,color,surface)2, Use(example:exterior wall or roof and so on)3, Quantity4, Destination5, Packing request(wooden ...