Read honest and unbiased product reviews from our users. Normal operation of the fan will resume once the temperature outside rises near 50° F. After opening carton, inspect thoroughly for . One fan and small faceplate for ventilation openings through brick foundations. Requires switch or dehumidistat to activate.
Tjernlund Products is your source for crawl space ventilation.
Multiple ventilators may be contro.
Increases air circulation to prevent condensation, mol mildew and wood rot. Also helps vent radon gas, treated wood gases and odors, preventing them from migrating into living areas. Excess moisture in crawl spaces causes mol mildew and wood rot with the resultant odors often migrating to the living space above.
Crawl space fans quickly exhaust moisture and odors to the outdoors through existing passive vents. Divide this number by to determine the minimum CFM necessary to fully ventilate the space in minutes. Choose two Vor V1D ventilators . Self containe requires no connection to PVC. Installs behind existing passive vents.
Pulls fresh outdoor air from passive vents on opposite wall to dilute crawl space Radon levels and moisture. This product is an uncomplicated and economical way to stamp out odor and reduce humidity in your basement or crawl space. Use X2D in applications with rooms located along an exterior wall. Includes dehumidistat control and magnetic draft stops.
Plug the XchangeR fans into included dehumidistat control and plug the control into. UnderAire Deluxe Two Fan Crawl Space Ventilator. Excessive humidity levels in Crawl Spaces is the leading cause of premature rotting of support columns, joists, floors . Two fans and large faceplate sized for ventilation openings through block foundations.
Help vent radon, off-gassing, and odors that might otherwise migrate into living areas. For larger spaces use multiple units or .
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