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A pole barn may need exhaust, circulation, or both; a fan that moves air inside is not automatically a ventilation system. The real models below include shutter-mounted exhaust fans and agricultural circulation choices. Size the system for the building, animals, moisture and permitted make-up-air openings, then have electrical and structural installation reviewed under applicable local code.
| # | Product | Price | Where to buy |
|---|---|---|---|
| 1 | MaxxAir IF18UPS Shutter Exhaust Fan | $220-$250 | Amazon |
| 2 | MaxxAir IF30 Shutter Exhaust Fan | $550-$600 | Amazon · eBay |
| 3 | Strongway 14-Inch Shutter Exhaust Fan | $190-$220 | Amazon |
| 4 | Strongway 30-Inch Shutter Exhaust Fan | $590-$650 | Amazon · eBay |
| 5 | Canarm XFS12 Exhaust Shutter Fan | $190-$220 | Amazon · eBay |
| 6 | Canarm XFS20 Exhaust Shutter Fan | $285-$320 | Amazon · eBay |
| 7 | Canarm XFS24 Exhaust Shutter Fan | $400-$450 | Amazon · eBay |
| 8 | Canarm SD24-F1 Wall Exhaust Fan | $410-$460 | Amazon |
| 9 | J&D POW Indoor/Outdoor Fan | $300-$700 | Amazon · eBay |
The picks, in detail
MaxxAir IF18UPS Shutter Exhaust Fan
An 18-inch, 115-volt shutter fan rated at 3,000 CFM for barn, garage, warehouse, and agricultural locations.
- 18-inch diameter
- 3,000 CFM
- 115 volts
- Integrated shutter
- Moderate-size exhaust option
- Requires a correctly framed wall opening and power
MaxxAir IF30 Shutter Exhaust Fan
A 30-inch shutter exhaust model rated at 5,500 CFM with a 1/2 HP motor.
- 30-inch diameter
- 5,500 CFM
- 1/2 HP
- Higher airflow than an 18-inch fan
- Shutter-mounted exhaust format
- Large opening and circuit requirements
Strongway 14-Inch Shutter Exhaust Fan
A fully enclosed direct-drive 120-volt exhaust fan rated at 1,400 CFM.
- 14-inch diameter
- 1,400 CFM
- 120 volts
- Compact exhaust option
- Fully enclosed direct-drive design
- May be undersized for a large barn
Strongway 30-Inch Shutter Exhaust Fan
A 30-inch, 120-volt, fully enclosed direct-drive exhaust fan rated at 5,500 CFM.
- 30-inch diameter
- 5,500 CFM
- 120 volts
- Large single-fan airflow option
- Direct-drive construction
- Wall framing and intake air need planning
Canarm XFS12 Exhaust Shutter Fan
A 12-inch, three-speed, 115-volt shutter fan with 800, 900, and 1,100 CFM ratings and a 1/12 HP motor.
- 12-inch diameter
- three speeds
- 800-1,100 CFM
- Useful small exhaust option
- Multiple speed settings
- Not a substitute for a larger ventilation calculation
Canarm XFS20 Exhaust Shutter Fan
A 20-inch, two-speed, 115-volt exhaust shutter fan rated at 2,900 or 3,300 CFM with a 1/4 HP motor.
- 20-inch diameter
- 2,900-3,300 CFM
- 1/4 HP
- Two-speed adjustment
- Commercial wall-fan format
- Needs compatible wall opening and weather detailing
Canarm XFS24 Exhaust Shutter Fan
A 24-inch, two-speed, 115-volt shutter fan rated at 3,800 or 4,700 CFM with a 1/2 HP motor.
- 24-inch diameter
- 3,800-4,700 CFM
- 1/2 HP
- More airflow than smaller XFS models
- Shutters close when off
- Higher electrical load than small fans
Canarm SD24-F1 Wall Exhaust Fan
A 24-inch, 5,000-CFM, 1/3 HP single-speed commercial wall exhaust fan.
- 24-inch diameter
- 5,000 CFM
- 1/3 HP
- Strong mid-size exhaust rating
- Purpose-built wall format
- Factory-shipped industrial equipment
J&D POW Indoor/Outdoor Fan
A three-speed waterproof agricultural and industrial circulation fan that can mount on a wall, ceiling, or pole; this is for internal air movement rather than wall exhaust.
- three speeds
- waterproof construction
- wall ceiling or pole mounting
- Multiple mounting choices
- Useful circulation complement to exhaust
- Price is dealer-quoted and it does not replace a planned exhaust path
Buying tips
- Choose exhaust capacity only after accounting for make-up air; a shutter fan cannot deliver its listed airflow through an undersized or closed intake.
- Use listed equipment and appropriately rated wiring, disconnects, supports, guards, and weather protection. A qualified electrician and local code official can identify the requirements for the site.
- Keep combustible dust and stored materials clear of motors, guards, and service access, and maintain the fan according to its manual.
As an Amazon Associate and eBay Partner, toptenpick.com earns from qualifying purchases. Prices and availability are subject to change.