Keep your crawl space dry and mildew free with the Tjernlund Crawl Space Ventilator Deluxe (220 CFM).
- Includes freeze protection thermostat, two fans, dehumidistat, pre-wired 6' power cord and large faceplate
- Keeps your crawl space free from moisture and mildew
- Helps to prevent rotting support columns
The Tjernlund Crawl Space Ventilator Deluxe (220 CFM) exhausts moisture laden air, preventing the premature rotting of joists and support columns. It can also reduce fungus growth, rust, and corrosion, all of which can be caused by high humidity levels.