The list below will help you find the best box fan for your needs. In this article: Lasko Air Circulating 20-Inch Box Fan, Black + Decker 9-Inch Tabletop Quiet Box Fan and Air King 20-Inch 3-Speed Box ...

You’ll need: 4 MERV 13 filters Duct tape A 20-inch box fan A cardboard box (you can use the one the fan came in) Scissors “The cost of the materials is less than $100,” Rosenthal says.

Before buying a box fan, there are a few different factors to take into consideration. Obviously, the biggest concern when looking for a quiet box fan is how loud it is when it runs. Most box fan ...