The RLA recessed architectural troffer is ideal for retrofit or new construction. Featuring four LED color choices and an architecturally enhanced lens.Architecturally enhanced lens design, High efficacy, sustainable LED design, Long-life, 60,000 hour LEDs at L80 reduce life cycle maintenance costs, Multiple lumen packages for design flexibility, Four LED color choices, Superior color consistency within a 3-step MacAdam ellipse and greater than 83 CRI, Lens design and materials provide uniform appearance without pixilation, Hinged optical system for modular replaceability of LED boards and drivers from below, Lenses interlock for structural integrity, Recessed, Surface, or Cable Mount, 1x4, 2x2, or 2x4, DLC® (DesignLights Consortium) Qualified - see www.designlights.org, Five year warranty (Terms and Conditions Apply),