Crawl Space Fans Provide Efficient Ventilation Of Basements, Crawl Spaces And Other Enclosed Spaces.
Crawl Space Fans are made of galvanized steel for long lasting durability and dependability. Ventilate moisture laden air from crawl spaces. Includes adjustable dehumidistat control with individual switches. Plug into control and control plugs into standard outlet. Freeze protection thermostat shuts fan off if temperatures drop below 40°F. 110 and 220 CFM ranges. Reversible Xchange model features two 90 CFM fans that are reversible for exhaust or intake, or for one in each direction for balanced air exchange.