At 2.25" wide x 3.375" high, ACL5 is a recessed luminaire tailored for LED lighting technology and fully capable of achieving pattern design due to its minimal housing shape, use of patented HE Tech™ lens, and excellent distribution. Optimized thermal performance, optical performance, and seamlessly designed to accommodate common ceiling conditions: T-bar, slot, trimless for gypsum, tile, and other special recessed conditions, and finished 1/2" trim flange for wood and gypsum ceilings.