OEM AIR FLOW :760m3/H FLANGE DIAMETER:150MM REMOVAL EFFICIENCY :95% STAINLESS STEEL CYLINDER:SECC IT CAN USE IN GARDING DOOR AND HYDROPONIC GROWING ROOM.IT CAN FILTER benzene, xylene, toluene,acet. ,and other TVOC .WEIGHT (STEEL CYLINDER,OTHER PARTS):3.3kGVALIDITY OF ACTIVE CARBON: TWO YEARSTHICKNESS OF CARBON LAYER :52MMCARBON WEIGHT:2.10kGModel NO. : ...