The delonghi air to air pacn81 creates maximum cooling capacity by utilizing its ability to not only cool but to dehumidify by using the innovative refrigerant gas r410a the pacn81 not only helps to create the perfect cooling atmosphere but to additionally care for the environment the three fan speeds allow for the user to create a perfect atmosphere by choosing maximum power or the minimum noise level with a cooling capacity of 9 400 btus the pacn81 is perfect for rooms up to 80 cubic metr