800 Series Slim line Commercial Grade 1 Door Closer with cover, 2 Million Cycles, Adjustable Size 1-6, Fits doors from 2'0 to 5'0 in width, Aluminum Finish, UL Listed 3 hr fire rated, ADA Compliant. Retrofit hole pattern 12" horizontal x 3/4" vertical measurements. Tri-packed for regular, top jamb and parallel arm applications. Adjustable spring tension, sweep and latch valves.