A range of square wall mounted bulkheads with opal impact resistant polycarbonate diffuser. Ideal for numerous indoor or outdoor applications. Low copper content corrosion resistant die-cast aluminum frame and body. Stainless steel screws. Durable silicone rubber gasket and impact resistant UV stabilized polycarbonate diffuser. The luminaire is treated with a chemical chromatized protection before powder coating, ensuring high corrosion resistance. Integral electronic control gear.