The Home Intuition outdoor weatherproof central air conditioner blower unit cover is durable, easy to use, and folds flat when not in use at the end of the season. Protect your HVAC system from dirt, leaf, and leaves build up to ensure longevity of your machine. HVAC cover unfolds to shape and fit any square central blower unit with a maximum size of 34" W x 34" L x 30" H. To secure the cover from gusts of wind simply tie or wrap the included bungee chord and intertwine the end hooks to lock securely. This will assure a strong secure hold and avoid strong winds to steal your cover.