Yale Size 1-6 ADA Door Closer With Cover Heavy-duty adjustable door closer with cover is size 1-6. ADA Americans with Disabilities Act performance and ANSI American National Standards Institute / BHMA Builders Hardware Manufacturers Association 156.4 grade 1 2 million cycles . UL Underwriters' Labatories and CUL Underwriters' Laboratories of Canada listed. TriStyle packed for regular, parallel, or top jamb mounts, adjustable backcheck, and closing and latching speed valves 5 year warranty with full cover. Housing length 12-3/4 . Mounting holes 12 on center, 2 per side 3/4 on center. High frequency usage such as schools, hospitals, restaurants, and churches. Type Covered, Finish Aluminum, Chassis Style Non-handed, Closing Speed Adjustable, Pkg Qty 1, Package Type Box