The Delonghi 537270 Portable Air Conditioner Stopper And Flange, a must-have accessory for your portable air conditioning unit. This stopper and flange set is specifically designed by Delonghi to enhance the functionality and efficiency of your air conditioner. The stopper ensures a secure fit, preventing any air leaks and maximizing the cooling power of your unit. The flange adds stability and support, keeping your air conditioner in place for optimal performance. Trust Delonghi's quality craftsmanship to provide you with a reliable solution to enhance your cooling experience. Upgrade your air conditioner with the Delonghi 537270 Portable Air Conditioner Stopper And Flange for a more comfortable and enjoyable environment.