The Maxxair Fanmate Vent Cover acts as a rain cover for high-powered fans and non-powered vents. Features EZ Clip mounting hardware.• Recommended for high-power ceiling fans• Quick, easy no-tool installation• Superior rain protection with less than 5% air flow restriction• Fits over the molded, waterproof mounting tabs on MAXXFAN and MAXXFAN Plus fan models• Simply slide the included clip through the tab to secure the FanMate cover• Gives you full access to the fan• Hardware with clips included for mounting on other fan models• Measures 25"L x 18.5"W x 10.25"H• Weighs 4.7 lbs. Less than 5% air flow restriction Fits over molded mounting tabs on MaxxFan & MaxxFan Plus Measures 25""L x 18.5""W x 10.25""H | Maxxair FanMate Vent Cover, Smoke in Grey