... -order:5 sets 3.Surface:galvanized, anodized Fixed Aluminum Sun Louvres Specifications:1.Material: Aluminum alloy2.Size: HxW, different sizes available.3 ... mesh, stainless steel mesh for insect proof net.5.Edge: Square,concealed,super concealed,tegular. 6.Finishing: Mill finish, anodize sliver, powder ...