Filter for PURE126 Filter Lifetime ( HEPA / VOC / TiO2) - 180 Days What is VOC Filter - Harmful VOC can be biologically generated from everyday items such as furniture, personal care products where chemicals are released when cleaning or painting. This filter traps carbon based molecules which are found to be 1000 times more concentrated in a house than outdoors. Net Weight Kg 0.35 Gross Weight Kg 0.45