Lightolier 1154CL 6 3/4" Slope Ceiling These reflectors provide glare-free general downlighting for both steep and shallow sloped ceilings. Each reflector utilizes a single insulated ceiling Frame-In Kit for all slopes. Each downlight features a 6 3/4" round opening that precisely matches conventional 6 3/4" downlights in shape and finish. Specular Clear   Specifications Instructions