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  • astao197 posted an update 2 weeks, 5 days ago

    Characteristics of 13 generations of double folding frame-free sunwindows:
    It is not limited by the opening direction and can open any position space at will so the opening area is 98%.
    The moving mode of 13 generations of double folding frame-free window: Each piece of glass is a movable unit. The two pieces of glass are connected by a stainless steel hinge, which is pulled inward and folded to open.
    The stress mould of 13 generations of double folding frame-free window:
    Load bearing mode. The bearing wheel is installed at the left end and the right end of the two pieces of glass respectively. There is no bearing wheel at the connecting position of the two pieces of glass. Each piece of glass has two bearing wheels. The two pieces of glass are connected by stainless steel hinge, where the resistance to wind pressure is moderate.
    The sealing way of 13 generations of double folding frame-free window:
    Sealing strip of Aluminum H-shape and wood tops are used between the glass and the glass.
    The 13-generation frameless balcony window is very beautiful, and visually, it is not obstructed by the outer frame. The view is very wide and transparent, which is better than the framed balcony window.
    General practice is below the railing with unframed push-pull flat window and above the railing is unframed folding full window.China Frameiess Bi-Fold Door factory
    website:http://www.framelessfold.com/frameiess-bi-fold-door/