ALORAIR Crawl space Basement Ventilator Fan, VentirPro-S2 with Temperature Humidity Controller, Timing Cycle, Speed Control, for attic, garage, shed, crawl space, basements, 240CFM (Air-out)

Built with the most advanced features, this ventilator is your best option in exhausting humid and 
contaminated air from your space. It is widely popular among homeowners who are in the need of keeping 
a clean indoor air quality in their homes.