Automatic Door Closer with Adjustable Spring Tension, Quiet Closing Design for Home Office Doors up to 40kg

Quiet, reliable door closing that is simple to install and adjust Key benefits Smooth and silent closing: Double spring and roller design provide quiet, controlled closing to reduce door slamming and the disturbance it causes. Improved everyday safety: Controlled closing helps avoid the hazards and inconvenience of doors left open and helps reduce the risk of trapped fingers. Flexible adjustment: Adjust spring tension, closing speed, and closing force to match door weight and preferred operation for safer, gentler use. Durable construction: Alloy steel body with antirust surface treatment and a rigorously tested internal spring system for stable, longterm operation. Features and performance Dual spring plus roller mechanism for consistent, lownoise performance. Center screw adjustment lets you change spring tension and fine tune speed and closing force. Reversible design fits left and right opening interior doors for installation flexibility. Corrosionresistant surface treatment and sturdy alloy steel construction for reliable use over time. Compatibility and what is included Designed for interior doors; compatible with both left and right opening installations. Comes with the mounting accessories for straightforward installation. Installation overview Measure the distance between door and frame, position the closer, and use the supplied screws to secure it. Adjust the center screws to set spring tension and use the speed adjustment to control closing rate and force. No specialized tools or left/right conversion are required for typical interior door setups. Practical use scenarios Residential entryways and bedroom doors where quiet, reliable closing improves comfort and privacy. Office or meeting room doors where controlled closing reduces noise and prevents doors being left open. Multiuse spaces such as corridors, utility rooms, or storage areas where durable, lowmaintenance door closing is needed. Simple, adjustable, and built for repeated use. This automatic door closer provides quiet operation, flexible control, and corrosionresistant construction to suit a range of interior door applications.