Pewoaoa 220 CFM Crawlspace Vent Fan, With Humidistat, Crawlspace Fans, For Moisture Reduction, Radon Mitigation, Freeze Protection, Ideal for Basement, Attic, Crawl Space Fan Vent(Air Out)

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About This Powerful 220 CFM Dual-Fan Ventilation ： This high-performance crawl space vent fan efficiently removes damp, stale air, radon gas, keeping crawl spaces, basements, attic s, and garages dry and healthy. Includes a 4.6 ft grounded power cord for easy setup. Smart Humidity & Temperature Control ： Automatically activates when humidity exceeds your preset level (20%-80% RH), making it an ideal crawl space fan with humidistat to prevent moisture buildup. Built-in freeze protection stops the fan below 35°F to avoid cold air backflow. Adjustable Speed & Quiet Operation ： Easily adjust airflow with the speed control knob to match your needs, reducing energy use and noise. This crawlspace ventilation fan offers flexible, quiet performance for everyday use. Durable, Corrosion-Resistant Build ： Constructed from full galvanized sheet with a matte finish for superior anti-corrosion and wear resistance. Its compact design (18”×9”×2.3”) fits standard foundation vents, ensuring long-lasting crawl space fan ventilation even in damp conditions. Easy Setup & Reliable Support ： Just plug in, set it, and forget it. Backed by a 3-year service coverage and responsive customer support, these crawlspace fans deliver trusted performance and peace of mind. A 220 CFM crawl space exhaust fan can provide approximately 10 air changes per hour for a 825-square-foot (about 77 square meters), 4-foot-high space. Additional calculations can be made based on your specific space height. Overview Brand : Pewoaoa Color : 220 Black Electric fan design : Exhaust Fan Power Source : AC Style : crawl space vent fan Product Dimensions : 2.3"D x 18"W x 9"H Room Type : Crawl space Special Feature : crawlspace fans Recommended Uses For Product : Exhausting Mounting Type : Wall Mount Show more