IQAir GCX MultiGas Cartridges last up to 4 years and and eliminate molecular pollutants like volatile organic compounds (VOCs), which cause odors. They also destroy dangerous chemicals, like formaldehyde, through oxidation inside a chemically active alumina pellet.
GCX MultiGas Cartridges are the second and third stages of filtration for GCX MultiGas IQAir purifiers.