• Functions & Applications:Airflow: 540 CFM, ventilation type: air out. The Ventilator fan for damp crawl spaces, basement, attic and garage to reduce humidity. It can increase air circulation to stop condensation and wood rot. Also, used for exhausting vent radon gas, treating wood gases and odors, and preventing them from entering living spaces.
• Key Features:Built-in dehumidistat and freeze protection thermostat. Operating humidity: 10%-80%RH, this High-Flow Powered Ventilator Fan will turn ON/OFF automatically with SET Humidity % Level. The Dehumidistat control will not operate if the freeze protection thermostat senses low outdoor temperatures (35°F/1.7°C. ).
• Built-in Isolation Mesh & IP-55 Rated Axial Fan: Isolation Mesh on the back prevent particulates from gaining access to the crawl space; The Aluminum Zinc Shell with an IP-55 rating Axial Fan, highly resistant to liquids and dust, higher weather-proof, makes it ideal for work in a humid environment with long service life, don't worry it rusts.
• Easy to Install & Operate Vent Fan:540 CFM Air Out; 15 x 10.2 x 2.8 Inches; 115 Vac ~ 50/60 Hz; 0.51 Amps; Noise: <55dB. 8.7-inch fan with 6-foot grounded power cord. When installed, Faceplate can be trimmed to match non-standard foundation openings. Just plug it in, set it and forget it.
• IN THE BOX: The VentirPro 540 Air-Out Ventilator Fan×1; The User Manual×1; Power Adapter×1
• IMPORTANT: All models are equipped with factory pre-installed thermostats to prevent fan operation when outdoor temperatures fall below 35°F.