Homebasix Box Fan, Model: F-1022, 10 in Blade, 2 Speeds, Plastic Case Guard

Camair Box Fan, High Performance, Model: BX100, 20 in Blade, 3 Speeds, 5 Blades, Heavy Duty Steel Frame Guard, 22 in Overall Height, 20 in Overall Width, 4.64 in Overall Depth, Light Gray

Lasko Box Fan, Portable, Model: 3733, 20 in Blade, 3 Speeds, 21-3/4 in Overall Height, 4-3/8 in Overall Width, 20-1/4 in Overall Depth, Includes: Patented Fused Safety Plug, ETL Listed

Lasko Box Fan, Premium, Portable, Model: 3723, 20 in Blade, 3 Speeds, Plastic Grill Guard, 22-3/8 in Overall Height, 4-3/4 in Overall Width, 21-1/4 in Overall Depth, Includes: Patented Fused Safety Plug, ETL Listed