This Classic Wall Mount has a larger shade for additional shielding. Provides top light illuminating the shade. Tempered clear glass diffuser. Fully enclosed. For standard ‚¬ËœA' incandescent lamps up to 100W. Clear lamps recommended. For mounting over 4'' octagonal wiring box (by others). Wall bracket provided with four (4) holes @ 90° on 41/2'' centers for mounting to structural supports.