Pattern 12 bottom prisms with interior linear side wall prisms for maximum cleanliness and light control. Tapered shape provides a modern appearance. Full steel end plates feature embosses for improved aesthetics. 100% virgin acrylic lens hinges from either side for easy maintenance. Housing is multi-stage phosphate treated for maximum corrosion resistance and finish coat is high reflectance baked white enamel. Multiple knockouts accomodate a variety of mounting methods. Heavy duty channel of code gauge die formed steel. For surface or stem mounting. cULuslisted for direct mounting on low density ceilings and damp locations. Self-contained fluorescent emergency power packs can be incorporated, listed for dry locations. Lamp holders may be individually replaced or rewired.