Traditional aluminum alloy glass size table

4. 1.4 product series: divided by the design size of the door and window frame in the depth direction of the hole-the thickness and structural size of the door and window frame.

The structural dimensions of window frames are 50 windows = 50 mm, 90 = 90 mm, 868 windows = 86.8 mm, and 768 windows 768 =76.8mm (excluding the inner fan).

Because of the structural size and thickness, Series 50 is generally used as casement window, casement door, hanging window,

90,868,768 are generally sliding doors and windows. Generally, doors and windows are not insulated (old series).