VEVOR 20 in Shutter Exhaust Fan Wall-Mount Automatic Louvers Variable Speed, Sturdy Steel Housing, Low Noise, AC Motor, 4499 CFM Ventilation and Cooling for Attic, Garage, Barn, Greenhouse, Workshop
Original price was: $149.00.$106.00Current price is: $106.00.
Key Features
- 4499 CFM Airflow — Rapidly expels stale air, heat, floating dirt, and bad smells from garages, attics, barns, sheds, and workshops.
- Automatic Louvers — Shutters open when powered and close when off to help block rain, dust, and small debris.
- Variable Speed Control — Stepless controller adjusts airflow from a gentle breeze to a powerful blast to suit different ventilation needs.
- Premium AC Motor — 1500 r/min motor with 127 W power delivers up to 10 m/s airflow with low noise.
- Sturdy Steel Housing — High-rigidity steel resists deformation and handles damp conditions and rain better than plastic.
In stock
Quick Answer
This VEVOR 20 in shutter exhaust fan ships free from a US warehouse and is backed by 30-day returns plus manufacturer warranty. It includes a stepless speed controller and mounting hardware for a straightforward wall-mount installation.
Description
At a Glance
Designed for large garages, workshops, barns, and greenhouses, this 4499 CFM wall-mount fan refreshes a typical 100-150 sq ft space in about 30 seconds. The automatic louvers open when the fan runs and close when it stops, the stepless controller matches airflow to the job, and the quiet 127W motor keeps noise low.
Powerful 4499 CFM Ventilation for Garages, Attics, and Workshops
Keep hot, humid, and stale air moving with the VEVOR 20 inch shutter exhaust fan. Rated at 4499 CFM with air speeds up to 10 m/s, this wall mount ventilation fan quickly clears heat, moisture, smoke, floating dirt, and odors from garages, attics, barns, greenhouses, and workshops. The variable speed controller lets you match airflow to the job, from a gentle breeze to full exhaust.
Automatic Louvers and Rain Protection
The automatic louvers open when the fan is running and close when it stops, blocking rain, dust, and small debris between uses. Combined with a sturdy, rust-resistant steel housing, this attic exhaust fan is built for damp environments where plastic fans fail.
Variable Speed Control for Every Space
The included stepless controller puts airflow at your fingertips. Whether you need continuous air exchange in a greenhouse or high-volume cooling in a workshop, the 1500 r/min AC motor delivers stable, low-noise performance on just 127 W.
Built to Last in Tough Environments
The steel housing provides high rigidity and resists deformation, handling damp conditions and rain better than plastic. It is a dependable choice for attic exhaust, garage cooling, barn ventilation, and greenhouse airflow projects.
Performance & Applications
Key Features
Free US Shipping and Easy Returns
Every order ships free from our US warehouse, with 30-day returns and manufacturer warranty coverage. Contact our support team if you need help choosing the right exhaust fan for your space.
Customer Photos
Specifications
| Item Model Number | HA-500M-110 |
| Rated Voltage | 120V 60Hz |
| Power | 127 W |
| Air Speed | 10 m/s |
| Airflow | 4499 CFM |
| Speed | 1500 r/min |
| Louver Opening Angle | ≥ 50° |
| Noise | ≤ 70 dB |
| Net Weight | 20.86 lbs / 9.46 kg |
| Product Dimensions (L x W x H) | 22.4 x 22.4 x 9.5 in / 565 x 565 x 240 mm |
5 reviews for VEVOR 20 in Shutter Exhaust Fan Wall-Mount Automatic Louvers Variable Speed, Sturdy Steel Housing, Low Noise, AC Motor, 4499 CFM Ventilation and Cooling for Attic, Garage, Barn, Greenhouse, Workshop
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Customer reviews
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Frequently Asked Questions
Q: What room size is the VEVOR 20-inch shutter exhaust fan suitable for?
A: It is optimized for large garages, workshops, barns, and greenhouses. At 4499 CFM, it refreshes a typical 100-150 sq ft room in about 30 seconds and moves enough air for big open spaces, clearing heat, humidity, smoke, and odors quickly.
Q: Can this fan be used outdoors in the rain?
A: Yes, it can be wall-mounted outdoors in rainy weather. The automatic louvers close when the fan is off to block rain, dust, and debris, and the rust-resistant steel housing is built for damp environments.
Q: How does this 20-inch fan compare with an 18-inch exhaust fan?
A: The 20-inch 4499 CFM model moves about 47% more air than the 18-inch 3051 CFM fan, making it a stronger choice for large garages, barns, and workshops. The 18-inch model is more compact for tighter spaces.
Q: How many CFM do I need for a garage exhaust fan?
A: For a typical one- or two-car garage, 800 to 1200 CFM is usually enough. At 4499 CFM, this fan covers large garages, workshops, barns, and greenhouses with a strong margin, and the stepless controller lets you turn it down when full power is not needed.
Q: Does this VEVOR exhaust fan need professional installation?
A: No. The fan mounts to a wall with basic tools and plugs into a standard 120V outlet, so no complex wiring or ductwork is required.
Q: Is the 4499 CFM fan quiet enough for a workshop or greenhouse?
A: Yes. Noise is rated at 70 dB or lower, and the stepless variable speed controller lets you run it at a gentle breeze or full power, keeping it comfortable for continuous ventilation.
Q: How do the automatic louvers work?
A: The louvers open automatically while the fan is running and close when it is off, blocking rain, dust, and small debris between uses.
Q: What is the shipping and return policy?
A: Every order ships free from a US warehouse, and the fan includes 30-day returns plus manufacturer warranty coverage. Contact support if you need help choosing the right exhaust fan for your space.
Questions & Answers
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Manuel Grenier (verified owner) –
Love the fan!
Very easy to setup and it keeps my greenhouse the right temperature and humidity.
mrgsolomon1212 (verified owner) –
Well made
Excellent quality, well made very impressed! Fast Shipping!!
Samuel Andrus (verified owner) –
Extremely strong and quiet
One strong fan! This fan is everything that it was described to be and extremely quiet. Love it so much I plan to buy more for other projects.
terrorinthetrees (verified owner) –
Works great
Works great, thinking about buying several more for my other buildings.
Daryl Jernigan (verified owner) –
Electrician
This is the third fan from VEVOR that I have purchased and installed. I enjoy the controller with this fan, just set it and forget it. At 50 percent speed it is very quiet and still moves a lot of air. I’ll most likely buy more in the future. I wish it came in more colors, but I painted it white to match the building trim color. I’m very pleased with the price and value. It is a quality fan.