The heavy duty hydroformed aluminum dome supports ballast and slips over 2-3/8” pole tenon. Spun aluminum shroud is secured to a tier of louvers with (3) internal threaded rods.Top cap is easily removed to access lamp. The rugged hydroformed aluminum dome has an acrylic window installed to distributed accent light. Each end of the acrylic is secured to a cast ring. Luminaire is ETL listed for wet locations.