This window top hung opening allowing fresh air to ventilate more easily. At the same time the house stale air escapes through the larger opening at the top.
Heat insulationgood thermal preservation
Easy maintenanceaging, resistant corrosion, resistant long service life profile

Options:

1, UPVC Profile: Using the chinese top brand UPVC profiles. Such as: ATON, CONCH, SHIDE, or world top brand, such as: VEKA, DIMEX
2, Glass: Can use all kinds of glass as your required. Such as: float glass, tempered glass, LOW-E glass......
3, Hardware Fitting: With the chinese top brand hardwares, like: GUOQIANG, CHUNGUANG, LIANXIN......; Also we can be with the import parts if you like, such as ROTO G-U.
4, Size: Available in any sizes as per your needs.
5, Screen: Window screen available