The Master Flow Wi-Fi Control Module from GAF with built-in QuickConnect Wi-Fi Technology allows you to control your power attic vent from virtually anywhere (with an internet connection) via your smartphone or tablet, this next-generation technology is both safe and smart, enabling you to connect wirelessly to your Wi-Fi-enabled power attic vent in order to monitor and adjust the humidistat and thermostat. Master Flow QuickConnect Wi-Fi Technology provides you simplified control of your vent so that you can efficiently and effectively manage excess attic heat and moisture. To control the power attic vent from your smartphone or tablet, you must download the Master Flow QuickConnect Ventilation Control App from the App Store or Google Play Store. Requires Android 5.0 and above, iOS 13 and above. Color: Blue. Material: Galvanized Steel.