Such phenomena as a result of calculating the area of a room 100 square feet per tree 1 pot. For activated carbon 100 g, 200 g and 300 g. percent removal efficiency of activated carbon treatment were 62 - 94 %. percent removal efficiency of tree were 10 - 95 %. Were as percent removal efficiency of combined set between AC and plant were 89 – 99 %. Inconelusion, air Pollution technique with combined set is the best technology to treat polluted air from copier machine in small room.