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Professional Grade Products 9800397 Professional Grade 12" 965 CFM Shutter Exhaust Fan for Garage Shed Pole Barn Hydroponic Ventilation

12 inchMade with moisture resistant plastic and painted shutterEasily to install with power cord includedGreat for ventilation of small rooms and buil..

Professional Grade Products 9800515 Metal Shutter Exhaust Fan for Garage Shed Pole Barn Hydroponic Ventilation, 16-Inch

Shutter mounted exhaust fans are widely used for ventilating stores, offices, factories, shops and farm buildings. They exhaust when needed and then t..

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