Lasko 20 in Cool Colors Classic Box Fan Blue B20308 with 3 Speeds for Floor or Window
Lasko Cool Colors 20" 3-Speed Weather-Resistant Motor Box Fan B20308
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Lasko Cool Colors 20" 3-Speed Weather-Resistant Motor Box Fan B20308

1,101 ratings

Key item features

  • Powerful Airflow: This 20-inch box fan delivers strong, refreshing airflow up to 1,725 CFM, enhanced by an advanced Wind Ring grille for effective indoor circulation.
  • Versatile Window: A weather-resistant motor supports safe window placement, enabling the fan to pull in fresh outdoor air or exhaust stale indoor air.
  • Custom Comfort: Choose from three energy-efficient speeds to match personal comfort needs for sleeping, relaxing, or cooling down on warm days.
  • Effortless Portability: Features a lightweight design with a built-in carry handle, simplifying movement to wherever airflow is required.
  • Durable Construction: Built with a robust steel frame and rounded corners, ensuring reliable, everyday performance in busy living spaces.
  • Assured Safety: Equipped with Blue Plug fused safety technology and ETL Listed certification, guarding against electrical faults for peace of mind.
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Specs

Electric household fan type, Box FanMount type, Free StandingSpeeds, 3Power type, Corded ElectricMaximum air volume, 1725 CFMAdjustable height, N

About this item

Product details

The Lasko Cool Colors 20-Inch Box Fan moves up to 1,725 CFM, with an advanced Wind Ring grille design that boosts air velocity for stronger circulation. A weather-resistant motor supports safe window use to bring in fresh air or exhaust stale air, while 3 speeds match airflow to your needs. A lightweight steel frame with a carry handle makes it easy to move, backed by Blue Plug safety technology.
  • Strong Everyday Airflow: This 20-inch box fan moves up to 1,725 CFM, bringing refreshing airflow to bedrooms, dorm rooms, kitchens, and home offices in bigger living areas
  • Stronger Everyday Circulation: An advanced Wind Ring grille design increases air velocity, delivering stronger and more effective everyday air circulation indoors day or night
  • Fresh Air Window Use: A weather-resistant motor supports safe window placement to pull in fresh outdoor air or exhaust hot, stale indoor air easily for a better everyday experience
  • Custom Cooling Comfort: Choose from 3 energy-efficient speeds to match your comfort needs for sleeping, relaxing, or cooling down on hot days for a calmer bedtime
  • Easy Everyday Portability: A lightweight design with a built-in carry handle makes it simple to move this fan to wherever airflow is needed next for everyday reliability
  • Built To Last: A durable steel frame with rounded corners supports reliable, everyday performance in busy bedrooms, dorms, and shared living spaces across the entire room
  • Boosted AC Efficiency: Position this fan near a window air conditioner or vent to help push cooled air further into the room and ease hot spots throughout the space
  • Everyday Peace Of Mind: Blue Plug fused safety technology and ETL Listed certification help guard against electrical faults during everyday use for lasting comfort
  • Love Your Air: Since 1906, Lasko has pioneered the way forward in delivering superior air comfort through our range of fans, heaters and other products. We remain dedicated to providing supreme comfort to you and your entire family
info:
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Specifications

Electric household fan type

Box Fan

Mount type

Free Standing

Speeds

3

Power type

Corded Electric

Warranty

Warranty information

2 year warranty

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Warnings

Customer ratings & reviews

4.4 out of 5 stars
stars
1,101 ratings495 reviews
Includes global ratings and reviews
How item rating is calculated
  1. 5 stars77% (850)
  2. 4 stars8% (84)
  3. 3 stars4% (45)
  4. 2 stars2% (25)
  5. 1 star9% (97)

Reviews summary

Pros

  • : Available in a range of bold colors.
  • : Provides great value at a lower cost.
  • : Has strong air circulation capabilities.
  • : The fan provides quiet low and powerful high airflow.

Neutral

  • : Unit gives white noise low/mid but is loud and grinding at high.
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Filtered and sorted results would be available on the new 'Customer ratings & reviews' page.
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Showing 1-3 of 495 reviews

Oct 21, 2026
Reviewer name: Mollie
Top Reviewer
Item details
Color: Blue
Sold byLasko Products - Official StoreDelivered byWalmart
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

puts out alot of air but fan is loud

Helpful?672P3ZMFO35Y42388503
reply from Lasko Product Expert

Thank you for your feedback! We're glad to hear that the fan puts out a lot of air and provides the airflow you were looking for. We also appreciate your comments regarding the noise level. Customer feedback like yours is valuable and helps us continue to improve our products. Thank you for choosing Lasko Products and for taking the time to share your experience. We hope you continue to enjoy the fan's performance. Have a great day!

Sep 30, 2026
Reviewer name: Jennifer
Top Reviewer
Item details
Color: Blue
Sold byLasko Products - Official StoreDelivered byWalmart
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Very happy. Runs great. 🙂

Helpful?672P3ZMFO35Y42388503
reply from Lasko Product Expert

Thank you for the great feedback! We’re happy to hear that the fan is running great and that you’re very satisfied with it. We truly appreciate your support!

Jun 8, 2026
Reviewer name: Gail
Top Reviewer
Item details
Color: Blue
Sold byLasko Products - Official StoreDelivered byWalmart
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Love the color!

Helpful?672P3ZMFO35Y42388503
Current price is $34.99
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4.6 stars out of 5, based on 2667 seller reviews(4.6)
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