F90W
F90W is a built-in natural ventilator, the shell is made of aluminum, the outline has no protrusions, and there are control parts in the profile cavity. F90W is installed under the glass, which is especially suitable for sliding windows. The lower profile of the outdoor side is designed to tilt upward to ensure air It flows upward naturally, and the indoor side profile is processed into a mosquito net shape to prevent insects.
Description:
When the total length of the ventilator is greater than 800mm, the middle software and hardware are disconnected, and the bilateral switch is controlled
When the total length of the ventilator is less than 800mm, the one-sided switch on the right controls
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