- Huntsville, Alabama, United States
- US $102.95
- Jun 9th
•Deluxe two-fan ventilator •Built-in dehumidistat •Freeze protection thermostat •Sealed bearing motors for long life •Mounts into ventilation openings in block foundations Product Description Fan-powered ventilator quickly reduces moisture in crawl spaces to protect home and occupants. Increases air circulation to prevent condensation, mold, mildew and wood rot. Also helps vent radon gas, treated wood gases and odors, preventing them from migrating into living areas.