Cheapest 💯 Ventilation & CO2 AC Infinity | Wall Mount Duct Shutter | 6-Inch, White Steel 🔥

A wall-mounted shutter designed for use with grow rooms, dryers, attics, and other HVAC applications. Features a durable, lightweight steel body that is rust-resistant and can withstand most weather conditions.

The AC Infinity Wall Mount Duct Shutter is a louver vent hood designed to protect fans from and prevent entry of dust, debris and outside air into ducting. Each shutter vent features rubber pads that repress the sound of slamming louvers while ensuring a complete seal from the outside elements.

The duct fan’s thin shutter blades open when the duct fan is switched on and close when it isn’t in use, ensuring one-way airflow that keeps the ducting clear. The whole-body frame and vent blades are made of durable, lightweight steel, allowing them to endure all kinds of weather and temperatures.