Door and window ventilators
F80W is a built-in natural ventilator. The shell is made of aluminum without any protrusions. There are control parts in the profile cavity. F8OW is installed above the glass, and F9ow is installed below the glass. It is especially suitable for sliding windows. The lower end of the outdoor profile The upward sloping design ensures the natural upward flow of air, and the interior profile is processed into a mosquito net to prevent insects.
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