Lasko 3720 Open Box 20-Inch Weather-Shield High-Velocity Box Fan | Aztek Computers
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SKU: K379HBHLPW |  Mfg. Part: 3720  | UPC: 046013418807  |  0 Reviews  |     Share

Lasko 3720 Open Box 20-Inch Weather-Shield High-Velocity Box Fan

New Open Box $69.71 Third Party Refurbished $40.04

5 Available
Condition: New Open Box

$69.71  $94.11
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Product Overview

The 20-Inch Weather-Shield High-Velocity Box Fan offers an impressive air velocity that is 30% greater than typical box fans. Featuring the innovative Wind Ring system, this fan is designed with a specialized high-performance grill that focuses airflow for maximal efficiency. With three whisper-quiet, energy-efficient speeds, the weather-shield motor ensures reliable performance even when used in windows. Additional benefits include a user-friendly control knob, a convenient carry handle, and a lightweight, stable design. Proudly made in the U.S.A., this UL-listed fan comes fully assembled for immediate use.

Technical Specifications

  • High-performance Wind Ring system for increased airflow
  • Three energy-efficient speed settings
  • Weather-shield motor for safe window use
  • Easy-to-use control knob
  • Convenient carry handle for portability
  • Lightweight and stable design
  • Fully assembled and ready to use

Product Details

  • Manufacturer:
  • Model Number:
  • UPC:
  • Condition:
  • Weight:
  • Dimensions:
  • Updated:
  • Added:
  • Lasko
  • 3720
  • 046013418807
  • New Open Box
  • 8.9 lbs
  • 23 X 22 X 6
  • Today - Nov 03, 2026
  • Nov 01, 2026
Product Identifiers: Brand: Lasko • Part #: 3720 • UPC: 046013418807 • Category: Portable Fans
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Reviews for Lasko 3720

$69.71