20 Inch Wall Mounted Shutter Exhaust Fan With Automatic Shutter And Variable Speed Controller Thermostat 3368 CFM For Up To 5000 Sq Ft Coverage Silver Heavy Duty Industrial Ventilation

Heavy-Duty 20-Inch Wall Mount Shutter Exhaust Fan with Auto
✔️ 3368 CFM, 115V, 1/5 HP, single unit, var speed & 32-130F

The heavy-duty exhaust fan is a 20-inch wall-mounted unit with automatic shutters, designed to vent heat, moisture, and odors from large spaces up to 5000 sq ft. Ideal for warehouses, factories, barns, greenhouses, and workshops where constant ventilation is needed.

✅ 3368 CFM air movement for up to 5000 sq ft coverage
✅ 20-inch steel blades with deep pitch for maximum airflow
✅ Industrial galvanized frame with aluminum shutters and blades
✅ Thermospeed Controller ILG8SFST with auto on/off at set temperature (32-130F)
✅ UL Listed with OSHA-compliant guards and permanently lubricated motor

💡 What is a wall-mounted shutter exhaust fan used for in industrial facilities?

It's handy for removing heat, moisture, and odors from large spaces while protecting openings when not running.

- Handy for venting heat and fumes in warehouses, factories, and greenhouses
- Auto shutter feature protects openings from weather and dust
- Variable speed and thermostat control enable precise ventilation
- UL/cUL listed and corrosion-resistant for rugged use in industrial environments