Configuration instructions: Hinge maximum load 80kg The recommended window profile (width/height) ratio is 1:1.5 The weight of the sash (the total weight of glass, fan profiles and other accessories) X1.4 (safety factor) ≤ maximum load-bearing of the hinge Please maintain the hardware regularly.The window shouid not be opened in rainy days or weather above level 4 wind.When the wind is above level 5,the window should be closed.
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