Slideback Sliding Door Closers,Self-Closing Automatic Door Closer for Home Use,Two-Stage Speed Regulation, Quiet Pneumatic Damping Buffering,Aluminum Alloy for Door Widths from 29.5 to 51"

Product Description Material: Aluminum alloy Color: silver-white Specifications: Light, Heavy Tensile Strength: 20-50kg/50-80kg Size: 32 * 270mm/1.26x10.63 inches (diameter * pipe length) Adjustment Range: Two level speed adjustment Applicable Door Width: 750-1300 centimeters/2.46-4.26 feet Weight: 0.63kg Applicable Scenarios: Garden glass sliding doors, commercial display windows, balcony partition doors, office building fire doors Packing List: 1 * Automatic sliding door closer Be Careful: 1: This sliding door closer is suitable for single sliding doors and needs to be fixed with holes. Two sets of double sliding doors are required. 2: The width of a single sliding door must be 750mm or more, and the thickness of the sliding door frame must be 26mm or more. 3: After the installation of the sliding door closer, the sliding door requires a certain amount of force to open and achieve normally closed automatic closing. 4: The door closer can achieve a buffering effect in the final stage of sliding door closure, about 25-45CM.

• Automatic Door Closing: For families who often forget to close sliding glass doors,there is no need to worry about opening and closing the doors.After opening the door, it can automatically close,saving you the trouble of closing it and allowing you to easily enter and exit, giving you more time to relax and enjoy a comfortable home.
• Energy Saving and Durable: This automatic door closer is made of aluminum alloy tube body,which is solid and durable. It is also equipped with high-strength springs,with a maximum pulling force of up to 80kg and a longer opening and closing life.In addition,you don't need to worry about oil leakage.Pneumatic door closing and "high flow" sliding doors always keep closed,which can greatly reduce the energy consumption of cooling and heating.
• Adjustable Sliding Speed: The pneumatic automatic door closer using pneumatic door closing technology can adjust the closing speed to prevent injury,with two-stage adjustment, clockwise deceleration and counterclockwise acceleration.
• Humanized Design: Using pneumatic door closing technology,the resistance generated during door closing is utilized to slowly close the door in the last section,avoiding increasing the opening force like hydraulic door closers.The spring strength is high and the service life is long.
• Applicable Door Type: Can be used with a door width of 0.75-1.3 meters/29.5-51 inches.Lightweight/maximum tensile strength of 66 pounds/used for screen doors, thin wooden doors,thin aluminum frame doors,etc.Heavy duty/maximum tensile strength of 176 pounds/suitable for ordinary wooden doors,warehouse doors,traditional aluminum frame glass doors,etc.