Automatic Door Closer Commercial, Storm Door Closer, Heavy Duty Damper, Soft Close, Adjustable Closing Speed

Heavy Duty Commercial Door Closer, tailor the opening and closing force to your door's specific weight range (25-200 KG). It fits a variety of door types and materials, including wood, metal, glass With frame, composite, etc.Features:1. Unpositioned door closer, the door can be opened to a maximum of 180°, and the door will automatically close once opened.2. The door closer adopts a two-stage speed regulation design, you can control the speed at your "door" and "lock" closes. 3. The telescopic rod of the door closer is adjustable. Even if the door frame and the door leaf are not on the same plane, it can still be installed smoothly.4. The door closer is made of precision die-cast aluminum alloy, with durable sealing ring and oil leakage rate as low as 0.02%5. The door closer spring is made of 60 silicon 2 manganese material, which is often used to make transmission gears in automobiles. It has good toughness, high strength, low temperature resistance, high fatigue resistance.6. The gear shaft is made of 20 chromium manganese titanium steel, which has good toughness, low temperature resistance, high fatigue resistance, and meets the test standards. 7. The piston is made of 20CrMnTi steel, which has been processed through multiple rough and fine machining, multiple surface treatments. It has stable quality and excellent mechanical properties.8. The connecting rod and the main body are connected with a square-mouth anti-slip buckle, which is more secure and improves the safety factor.Basic Information:1. Material: Aluminum Alloy2. Color: Silver3. Assembly Required: Yes4. Max. Opening Angle: 180°5. Max. Door Weight: 440 lbs (200 kg)6. Environment Temperature: -68℉-122℉ (-20℃~50℃)Package IncludedDoor Closer Kit x1All Accessories for Assembly

• 【Applicable Door Weight】Our door closer is suitable for metal, wood or composite doors weighing up to 440 lbs, making it a versatile solution for various types of doors. Unpositioned door closer, the door can be opened to a maximum of 180°, and the door will automatically close once opened.
• 【Adjustable Closing Speed】The door closer adopts a two-stage speed regulation design, you can control the speed at which your door and lock closes. Ensuring a smooth and safe operation every time. Clockwise rotation slows down, and counterclockwise rotation speeds up.
• 【Adjustable Telescopic Rod】The telescopic rod of the door closer is adjustable and can be freely extended. Even if the door frame and the door leaf are not on the same plane, it can still be installed smoothly to meet your various needs.
• 【Durable and Reliable】Made of cast aluminum material with high-gloss oil surface sealing, which is anti-rust and durable, ensuring long-lasting performance and reliability. The stable rivets are made of high-quality steel to ensure that the joints are firmly connected and do not fall off. The door closer uses special hydraulic oil, which can still maintain good performance at temperatures of -68℉-122℉.
• 【Easy Installation】Door damper all installation hardware is included, no additional parts need to be ordered or added. It is easy to install on your door without the need for professional help.