Ventilation air grille diffuser
air vent manufacturer since 2002
Vairtech 
2024-01-09
Ventilation gravity louver Overview:
Gravity louvre grille, so the name means, under normal circumstances, its blade hangs by self-gravity, blade is closed, when the wind passes, under the action of the wind, the blade is lifted, the wind is larger, the higher the blade is lifted, of course, its wind direction is certain, that is, it can only enter the wind from one side, so it has the effect of check.
The Gravity Flap Shutter Louvre is a one-way vent that automatically opens when the wind comes out to exhaust the air, and automatically closes when the wind does not come out. This automatically closes the indoor and outdoor ventilation. Other air vents do not have this function.
Gravity shutter louver adopts square frame aluminum alloy profile cutting and welding, round by aluminum plate and galvanized plate hand-cut into two kinds, can be selected by themselves, and installed with aluminum alloy blades, gravity Louvre Vent surface is treated with aluminum alloy color or according to the user's decoration conditions electrostatic spray treatment.
Gravity air louver effect:
Hvac gravity Louver, this air louver is used for automatic exhaust of air-conditioned rooms with positive pressure. Under normal circumstances, the shutter of the tuyere weighs itself and naturally sags, isolating the indoor and outdoor air exchange. When the indoor air pressure is greater than the outdoor air pressure, the air pressure flow will blow the shutter open and discharge outwards. On the contrary, when the indoor air pressure is less than the outdoor air pressure, the air flow can not reverse into the room, and the tuyere has a one-way check effect.
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