This ultra-low profile, 5 CCT Field SeleCCTable surface-mount downlight is designed for new construction, remodel and retrofit applications. The 4-inch surface-mount is designed for installation in many 3 1/2-inch and 4-inch square, octagon, or round junction boxes. The SLD series is suitable for both residential and light commercial general downlighting applications with its versatile installation, attractive design, and energy efficiency.