The molded white cloud diffuser has rounded corners and edges for a soft pillow appearance. It can be used in various applications including corridors, kitchens and public spaces. T8 lamps required. cULus listed for damp locations. nOptional Sizes / Wattages: n- 10.5" x 50.75 " (32W) n- 15" x 50.75" (32W)n- 15" x 24.5" (17W)n- 27" x 27.5" (32W)