Fabricated from the highest grade of low copper aluminum die cast, with stainless steel screws and tempered frosty glass diffuser. Utilizing silicon O-ring gasket for weather tight operation. High corrosion resistance polyester powder coat finish. Specify these fixtures where low mounting heights illumination is required for steps, marking or tracing of aisles and pathways. Consists of a molded polymer housing which is recommended for poured concrete construction as a "rough in" housing to form a barrier between the luminaire recessed housing and the concrete. ETL listed for wet locations. ADA compliant. Opening: 9 1/2" x 5.0".