Best White Window Fans in 2026

【Crawlspace Vent Fan】 Air Out. Airflow: 220 CFM. 18" x9" x2”. Dual fans with 6.56 foot grounded power cord. Ventilate a wet crawl space. Exchange the outdoor and indoor air, improve room air quality and balance the humidity

【Crawlspace Fan with Humidistat】 Built-in dehumidistat, 20% - 80% RH Range. Exhausts vent radon gas, treated wood gases and odors, prevents migrating into living areas

【Attic Fan with Freeze Protection Thermostat】 Dehumidistat control also will not operate if the freeze protection thermostat senses low outdoor temperatures

▼ Air Out ▼ Dimensions L x W x H: 18" x 9" x 2". ▼ Seven Leaves AC Axial Fan. (Dual fans with power cord).

▼ Freeze protection thermostat. ▼ UL listed components used. ▼ Measure your crawl space vent opening size before purchasing.

▼ Benefits: 1. Reduces moisture in crawl spaces / foundation to protect home and occupants. 2. Increases air circulation to prevent condensation and wood rot. 3. Exhausts vent radon gas, treated wood gases and odors, prevents migrating into living areas. 4. ON/OFF automatically with SET humidity % level. 5. Exchange the outdoor and indoor air, improve room air quality and balance the humidity.

👍【Functions & Applications】Airflow: 260CFM, ventilation type: air out. The Ventilator fan for damp crawl spaces, basement, attic and garage to reduce humidity. It can increase air circulation to stop condensation and wood rot. Also, used for exhausting vent radon gas, treating wood gases and odors, and preventing them from entering living spaces.

👍【Key Features】Built-in dehumidistat and freeze protection thermostat.👊 Operating humidity: 5%-80%RH, this High-Flow Powered Ventilator Fan will turn ON/OFF automatically with SET Humidity % Level. 👊The Dehumidistat control will not operate if the freeze protection thermostat senses low outdoor temperatures (35°F/1.7°C. ).

👍【Built-in Isolation Mesh & IP-55 Rated Axial Fan】√ Isolation Mesh on the back prevent reptiles from gaining access to the crawl space; √ The Aluminum Zinc Shell with an IP-55 rating Axial Fan, highly resistant to liquids and dust, higher weather-proof, makes it ideal for work in a humid environment with long service life, don't worry it rusts.

👍【Functions & Applications】Airflow: 540 CFM, ventilation type: air out. The Ventilator fan for damp crawl spaces, basement, attic and garage to reduce humidity. It can increase air circulation to stop condensation and wood rot. Also, used for exhausting vent radon gas, treating wood gases and odors, and preventing them from entering living spaces.

👍【Key Features】Built-in dehumidistat and freeze protection thermostat.👊 Operating humidity: 5%-80%RH, this High-Flow Powered Ventilator Fan will turn ON/OFF automatically with SET Humidity % Level. 👊The Dehumidistat control will not operate if the freeze protection thermostat senses low outdoor temperatures (35°F/3°C. ).

👍【Built-in Isolation Mesh & IP-55 Rated Axial Fan】√ Isolation Mesh on the back prevent reptiles from gaining access to the crawl space; √ The Aluminum Zinc Shell with an IP-55 rating Axial Fan, highly resistant to liquids and dust, higher weather-proof, makes it ideal for work in a humid environment with long service life, don't worry it rusts.

【Crawlspace Vent Fan】 Unit size: L x W x H 18" x 1.7" x 9". Measure the size of your crawl space vent before purchase. Wall-mounted installation in the crawl space (Air-out). Noise level 48 d(BA). Quiet enough, this exhaust fan is designed to provide ventilation and humidity control for crawl spaces and basements

【Designed for Humid Environments】 Airflow: 240 CFM. Reduce moisture in moldy and damp crawl spaces/basements through existing passive vents to protect homes and occupants. This crawlspace ventilating fan increases indoor and outdoor air circulation, exhausts radon gas, bad smell and old air, and prevents condensation and wood rot. Achieve the effect of improving indoor air quality and balancing humidity

【Smart Digital Panel】 This crawl space fan has a multi-function digital operation panel, which supports wind speed adjustment, time timing, temperature setting, humidity setting and other functions. At the same time, the time cycle function is added, and the user can adjust the temperature and humidity by setting the rest time and working time of the unit

【Upgraded Crawlspace Ventilation Fan】Airflow: 260CFM, Ventilation type: Air out. With this exhaust fan, you can exchange the outdoor and indoor air, improve room air quality and balance the humidity. Use crawl space vent fan used for exhausting vent radon gas treating wood gas and odor, and preventing them from entering into living spaces.

【IP-55 Rated & Built-in Isolation Mesh】ABESTORM ventilation fan features a solid stainless steel shell compared to other ventilation fan, it is more suitable for damp areas and IP55 protection grade has highly dustproof and waterproof performance. With 5.5mm isolation mesh which prevents reptiles from gaining access to the crawl space this vent fan will reduce moisture indoor to protect the structure of the house and the health of its occupants.

【Built-in Dehumidistat & Freeze Protection Thermostat】This basement ventilation fan operating humidity: 5%-80%RH, it will turn ON/OFF automatically with a SET humidity % level. And the ventilation fan auto stop working when the outdoor temperature is lower than 35°F/3°C. This foundation vent fan will help reduce moisture in living spaces and the structure and protect damp areas from condensation and wood rot.