The WN Series is a surface wraparound luminaire featuring energy efficient performance. The luminaire's clean, low profile design is both appealing and functional. The WN Series utilizes a clear, low brightness, extruded acrylic refractor for high performance and aesthetics. The efficient and stylish WN Series is the perfect wraparound for schools, offices and other commercial and retail spaces. Certain airborne contaminants can diminish the integrity of acrylic components. Refer to the Material Compatibility tables for additional information. WN-432A-UNV-EB81 4' 4L