ALORAIR 540 CFM Stainless Steel Crawl Space Ventilation Fan with Humidistat Dehumidistat, IP55 Rated Crawlspace Vent Fan for Foundation Basements Garage Attic

Product Details: L x W x H 15" x 10.2" x 2.8" size, IP-55 Rated Fans, 5 Leaves AC Axial Fan, 540 CFM airflow, Air-out, Noise <55dB quiet enough, 10%-80% Humidity Regulating Button, Grounded Power Cord, Attached Mounting Screws. Always work efficiently without replacement. | Stainless Steel: Heavy-duty Stainless Steel Construction. Accelerated air circulation reduces moisture, aims to prevent condensation and wood rot. Balance the humidity, and improve the humid environment and indoor air quality to create a livable environment. The stainless steel shell with an IP-55 rating Axial Fan, highly resistant to liquids and dust, and higher weather-proof, makes it ideal for work in a humid environment with long service life, don't worry it rusts. | Built-in Isolation Mesh & IP-55 Rated Axial Fan: Isolation Mesh on the back prevent particulates from gaining access to the crawl space; The stainless steel 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. | Installation & Use: Measure the size of the crawl space vent before purchase. Install the fan for your crawl space, basement, attic, garage and other humid environments. 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 540S Air-Out Ventilator Fan1; The User Manual1; Power Adapter1 | IMPORTANT: All models are equipped with factory pre-installed thermostats to prevent fan operation when outdoor temperatures fall below 35F.