XL-C 4001B glass door package with patch fittings and floor spring is designed for standard double action doors for basic requirements with a door width of up to 1100 mm and a maximum door weight of 100 kg. The package includes a top pivot for free pivoting at the top, top, and bottom patch for holding the door as a free swing.
The Floor spring is used for control closure of the doors completing the door set. Floor spring closing speed adjustment is optimized with two regulating valves.