Marie Automatic Adjustable Size 3 Spring Hydraulic Door Closer Heavy Duty Auto Closer for Residential and Commercial Doors…

Marie has developed to a high grade enterprise, all products are manufactured under observation of the international commercial high grade hardware standard. Door closer reach the high class fireproof standard. Reliable quality, modern appearance, steadily closing with adjustable sensitive speed, support over 500,000 cycles of using. Note: This door closer is track arm installation, the door closer can be on both sides of a swing door, it is suitable for both inner opening and external opening doors, the main arm and track arm are parallel to the door and do not protrude. If you need other installation arm, please feel free to contact us. Feature: CE, UL certification and fireproof testing Will not leak oil even at minus 40 degrees 0.005mm high precision machining The most advanced vacuum loading technology The most advanced automatic painting line Over 500,000 times open and close testing At least 96 hours salt spray corrosion test 100% inspection Specifications: Applicable Door Weight: 40-65 KG Applicable Door Width: 830-950 mm Material: Aluminum Color: As pictures show Package Size: 260*78*70mm Package Include: 1 * Door closer