GODREJ DOOR CLOSER Hydraulic Door Closers – These are the most common type and use hydraulic fluid to control the closing speed. They offer smooth and quiet operation. Spring Door Closers – These are less common and use a spring mechanism for closing the door, suitable for lighter doors. Concealed Door Closers – Installed within the door or the frame, these door closers are designed for aesthetic purposes, keeping the mechanism hidden while providing efficient performance. Overhead Door Closers – These are mounted above the door and are ideal for large or heavy doors. IF ANY QUERY CONTACT SOHAN LAL GUPTA & CO. MOBILE NO: 8650333361