Specifications:
- Overhead Door Closer, Constructed from Special Aluminum Alloy for Non-Corrosive and Long Lasting Durable Housing
- Spring size 4, suitable up to 85kg Door Weight
- With Door Closer selection size 2 through 5 up to 120kg
- Precision Heavy Duty Rack and Pinion Gear Operation in Cast Aluminum Housing and Heat Treated Special Alloy Carbon Steel Materials for the Highest Quality and Durability
- Easy Speed Control, Separate Regulating Valves for Closing & Latching Speed Control
- Universal Mounting can be mounted in the Regular, Top Jamb and Parallel Arm Mounting Application
- With Back Check Function
- UL and CUL listed to meet or exceed ANSI A156.4 Grade 1
- BHMA Certified