Step Light Cover · Brass and Aluminum. Material/Features: Die Cast Aluminum or Brass available; Louvered with Frosted Glass Lens or Frosted Glass Lens Covers; Half Size; Full Size; Recessed Box sold separately. Finish: Weather Resistant Powder Coat Finish · Aluminum; (AB) Architectural Brick ; (AS) Architectural Sand; (AZ) Architectural Bronze; Weather Resistant Chemical Finish · Brass; (BS) Brushed Silver ; (CF) Copper Finish; (WB) Weathered Bronze; Brass finishes will vary over time, and are warranted not to corrode; For EXTREME caustic environments we recommend using Brass Fixtures over Aluminum. Applications: Entry Columns; Stairs/Steps Decking.