Automatic Door Closer Quiet Aluminum Alloy Self Closing Mechanism Spring, Heavy Duty 20-40Kg Doors, Up To 39 Inch Wide, Smooth Silent Close, Durable Aluminum And Stainless Steel Hardware For Interior And Exterior Doors

Quiet Aluminum Door Closer for 20-40 kg Doors, 39in Wide
✔️ Heavy-duty automatic closer, 1pc, aluminum alloy & stainless hardware

A sturdy automatic door closer made from aluminum alloy and stainless steel, designed to provide smooth, silent closing for doors up to 39 inches wide and weighing 20-40 kg. Ideal for interior and exterior doors in homes and offices, it helps reduce slamming and improves security and energy efficiency.

✅ Material: Aluminum Alloy + Stainless Steel
✅ Applicable door weight: 20-40 KG
✅ Maximum door width: approx. 1000 mm / 39.37 in
✅ Weight: approx. 342 g
✅ Package includes: 1 x Automatic Door Closer, 1 x Nonslip Gasket, 1 x Sliding Push Rod, 4 x Screw, 1 x Nut, 1 x Adjusting Lever, 1 x Double-Sided Tape, 1 x Instructions

💡 What is a door closer used for in homes and offices, and how does it help energy efficiency?

A handy overview of its role in everyday door use.

• Controls opening and closing speed for smooth operation on interior and exterior doors
• Maintains consistent temperatures by reducing drafts and energy loss
• Minimizes wear on hinges and frames by preventing slams
• Compatible with wooden and metal doors common in homes and offices

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