Specification grade, recessed troffer with clear prismatic #12 pattern acrylic lens. For use in indoor applications where a T8, T8 U-lamp, T5 or T5HO troffer with maximum efficiency is required. Available in 1×2, 1×4, 2×2 and 2×4 configurations. 2×2 and 2×4 shallow design accommodates mounting in obstructed ceiling plenums.