Installation Placing the purifier Connecting to an electrical outlet For optimal performance, make sure the distances between purifier's air inlets and other objects such as walls meet the requirements as suggested below. Connect the power adapter to the power port at the middle part of the purifier and then plug it into an electrical outlet. 20 cm or more 20 cm or more 20 cm or more Note: It is recommended to keep doors and windows closed for a better purifying effect when using the purifier. 5