ShelterLogic Garage Vent Kit , White Shelter Vent works great with any fabric covered Instant Garage or storage shelter Easy installation with 2-sided plastic pop rivets for an airtight seal Rip-top fabric is engineered for vent install without further ripping or tearing of fabric The perfect quick and affordable ventilation air circulation solution for your fully enclosed shelter Assembled dimension: 15.75 in. W x 4 in. D x 15.40 in. H