The Delonghi SER1056 Portable Air Conditioner Water Tray Stopper, a must-have accessory for your Delonghi portable air conditioner. This water tray stopper is designed to seamlessly fit and enhance the functionality of your unit. Say goodbye to unwanted leaks and spills with this reliable stopper that ensures your air conditioner operates smoothly without any water tray mishaps. Keep your space cool and comfortable without any worries, thanks to this essential Delonghi SER1056 accessory.