Automatic Hydraulic Door Closer with Stop Device, Adjustable Spring Door Closer, Closed Buffer for Commercial and Residential Use, 25-45 kg Doors (Silver)

General Description This hydraulic door closer holds your doors open between 90° and 180°, allowing you to keep them at any angle without the need for external force or a door stop. Perfect for good ventilation or frequent transport of goods, it closes automatically when you pull the door open less than 90°. Technical Specifications Material: High-quality aluminum alloy Weight Capacity: 20 to 40 kg Door Width: 750 to 850 mm Adjustable closing speed with 2 independent valves Certifications: CE, UL, 3C, fire tested Compatibility and Accessories Suitable for right- and left-hand opening doors Suitable for wood and metal doors Ideal for residential and commercial environments Applicable to fire doors, hotels, condominiums, apartments, and warehouses Installation The door closer comes with a detailed and clear installation manual, as well as an installation video for quick and easy setup. Use This door closer improves your quality of life by automatically and silently closing your doors, thus preventing noise. Ideal for everyday use, it frees you from the need to manually close your doors.