Tell Manufacturing 800 Series DC100159 Door Closer, Aluminum

Tell manufacturing 800 Series door closer for Wood or Metal Interior or Exterior Doors. Adjustable Size #1 to 6, arm material: steel, body cast aluminum, Adjustable Hydraulic Backcheck, Non-handed for Regular, Top Jamb or Parallel Arm Mounting. Confirms to Requirements of ANSI Grade 1. Dual Independent closing speed adjustment. Complete instructions and mounting hardware. Closing force adjustable for barrier-free requirements. Retrofits Norton 8000 and Dorma 8600 with 3/4 by 12 Inch Mounting Hole Pattern. For exterior doors 30 to 42 Inches or interior doors 34 to 54 Inches. UL Listed.