Description This commercial door closer utilizes a spring hinge door closer system to ensure efficient self-closing for fire door equipment in office or residential spaces. Its stainless steel door closer design offers precise control over door automatic closer operation, reducing unwanted noise and maintaining smooth automatic door closing in hospitals, schools, and quiet environments. Features -Color:Silver -Material:Stainless Steel -Size:28.00X9.00X2.00cm/11.00X3.54X0.79in -Protection: the fire door closer provides automatic door closing, quickly isolating fire sources and enhancing safety in emergencies for offices, schools, and hospitals -Closing power: this commercial door closer ensures precise control over door closing speed and force, suitable for various fire door materials and weights for operation -Low noise operation: featuring a cushion door closer design, it minimizes closing noise, making it ideal for interior doors where maintaining a quiet environment is important, such as healthcare facilities -Materials: constructed from stainless steel metals, our fire door closer remains intact even under extreme temperatures -Universal installation: the automatic door closing device has a installation interface that fits most fire doors, simplifying the setup process and boosting project efficiencyPackage list: 1 x door closer