Description: This vent is a built-in type. Outer.
aluminium box, no protuberance. There is control unit in the profile. Special
design promises
air flows from down
outdoor into upper indoor. Inner side is like a
mesh which can prevent insects from entering in. Natural and even ventilation and
air changing while no need to open the window. Especially suitable for sliding windows.
| Place of Origin: | China(Mainland) |
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| Brand: | LHT |
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| Model No. : | 60 |
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| Payment Terms : | T/T |
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| Price Terms : | FOB |