The Delonghi 5348001200 Portable Air Conditioner with a convenient inner diameter drainage pipe of 1 inch. This portable air conditioner is designed to keep you cool and comfortable during hot summer days. The inner diameter drainage pipe of 1 inch ensures efficient water drainage, preventing any excess moisture buildup. With Delonghi's renowned quality and reliability, this portable air conditioner offers a simple yet effective solution to beat the heat. Stay cool and relaxed with the Delonghi 5348001200 Portable Air Conditioner.