*Type: Heavy Duty Hydraulic Automatic Door Closer
Material: Aluminum Alloy (or cast iron/steel in some models)
*Mounting: Surface-mounted (standard), with options for top jamb, parallel arm, or slide track installation
*Door Weight Capacity: 65kg to 150kg (varies by model)
*Door Width Compatibility: Up to 1500mm
Closing Speed: Adjustable (typically in 2 or 3 independent valves: closing speed, latching speed, and backcheck)
*Backcheck Function: Yes (prevents door from slamming open)