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The Lasko Cool Colors B20308 is a 20-inch three-speed box fan rated to move up to 1,725 CFM. Its weather-resistant motor allows window mounting to pull in fresh air or push out stale air, and the Wind Ring grille is shaped to raise air velocity. A steel frame with a carry handle keeps it portable, and the Blue Plug fuse adds a layer of electrical safety. It suits garages, workshops, bedrooms and window ventilation; against quieter tower and air-circulator fans it is louder and blunter, but it moves far more air for the size.
In stockSold by Lasko Products - Official StoreReturns: Sold by a Walmart Marketplace seller; returns go to the seller under the seller's returns policy.
Owners rate it well for the amount of air it moves and its window-friendly motor. Most complaints center on noise at the higher speeds and the plain build.
The Lasko Cool Colors 20-inch box fan has a blue finish and three speed settings. It moves up to 1,725 CFM of air. Its Wind Ring grille design boosts air velocity for stronger circulation.
The motor is weather-resistant, which supports safe use in a window to bring in fresh air or exhaust stale air. The frame is lightweight steel with a carry handle, so the fan is easy to move. It includes Blue Plug safety technology.







