electrically reversible window fan

Dayton Corrosion Resistant Standard Duty Industrial Fan, Ceiling Mount, 24 in Blade Dia, 115V, 6,400 cfm 1ZCN8

VEVOR 8" Air Filtration Kit, 180CFM Inline Duct Fan with Speed Controller, Carbon Filter&Ducting Ventilation System for Heating Cooling Booster,Black

12-Inch 585W Utility Blower Fan with 32.8 ft Flexible Duct, 3500 CFM, Carbon Steel, Yellow, 110-120V US

VEVOR 6 Inch Exhaust Fan, 308 CFM High Velocity Wall Mount Vent Fan with On/Off Control, Low Consumption, Portable Ventilation Extractor, Black

Garvee Evaporative Air Cooler, 7L Portable Cooling Fan with Touch Screen & Remote, 3 Modes, LED Display, Ice Packs & Casters, for Home & Office

Schaefer Standard Duty Industrial Fan, Wall Mount, 20 in Blade Dia, 115/230V, 5,470 cfm, Non-Oscillating GVK20

Hurricane Pro 20 Inch 3 Speed High Velocity Metal Floor Fan, Black (2 Pack)

Dyson Hot+Cool AM09 Jet Focus Fan Heater, Satin Black/Nickel (Manufacturer Refurbished)