Stainless steel security screen: 1> Fresh Air 2> Security 3> Peace of Mind 4> Your powdercoat colours Stainless steel mesh(T304/T316) Diameter:0.8mm 0.9mm 0.63mm etc Mesh:11¡Ã11 12¡Ã12 14¡Ã14 16¡Ã16 Other sizes available Custom shearing Cut to size,Powder Painted