XL-C 4001B glass door package with patch fittings and floor spring is designed for standard double action doors for the 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, a top and bottom patch for holding the door as a free swing along with a bottom corner patch lock with a euro profile cylinder with both side keys for locking purposes. 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. The compact and shallow design ensures an ideal application for limited floor depth XL-C 4001B comes with an easy installation feature thanks to its elegant design, and minimum glass processing. It is also adaptable for both 10 & 12-mm Glass thickness and no visible screw connection gives it a clean look. The floor spring has two controlled closing ranges. The first is an infinitely variable closing speed in the range of 130° to 15° and the second closing range is 15° to 0° along with an optional integrated single-point hold open at 90°. The benefits of XL-C 4001B are also quite compelling. For traders, it is a low-cost solution for low-traffic doors and a standard glass door complete solution including accessories. For installers, it provides the benefit of easy installation thanks to its elegant design, an easily adjustable and can be used with the existing system and is also conveniently customizable to individual requirements with double valve control at 130° to 15° and 15° to 0° angles. Architects/specifiers will love it as it is an easy solution for single-leaf doors. It can handle door weights up to 100 kg and door widths up to 1100 mm. And the best thing about XL-C 4001B is its minimum floor recess dimension making it a lot more functional. The users get the benefit of AIDO quality in the basic segment. The comfortable door operation with low effort will make accessing doors a lot more simple and more convenient. There are also various finishes available as options. Plus the optional manual single-point hold-open at 90° makes XL-C 4001B a lot more practical choice.