For applications that require general illumination from surface-mounted fixture. Provides high light levels for storage rooms, offices or retail applications. Certain airborne contaminants can diminish integrity of acrylic. Attributes: Linear side prisms control brightness, pyramidal bottom prisms minimize lamp image. Diffuser hinges open from either side for easy maintenance. Full depth, white enamel end plates. Construction: Die-formed from Code gauge cold-rolled steel. Channel cover snaps into place without the use of tools. Full end cap factory installed to reduce job site labor. Diffuser is extruded clear acrylic. Finish: Five-stage iron-phosphate pretreatment ensures superior paint adhesion and rust resistance. Finished with high-gloss, baked white enamel. Electrical system: Thermally protected, resetting, Class P, HPF, UL listed, CSA Certified ballast is standard. Energy saving and electronic ballasts are sound rated A. Luminaire is suitable for damp locations. AWM, TFN or THHN wire used throughout, rated for required temperatures. 120V ballasts are ENERGY STAR® qualified FCC Class B for residential and commercial applica¬tions. Less than 10% THD. Quieter applications. MVOLT ballasts are NEMA Premium®/CEE qualified ballasts. Full light output - reduced energy. Less than 10% THD. Multi volt operation, 120-277V. Installation: Intended for surface mounting, unit installation. Listing: UL and C-UL Listed.