Patented Rowenta NanoCaptur technology destroys permanently formaldehyde emitted by : cleaning products, pressed wood materials, building materials | Formaldehyde is considered as the most dangerous home pollutant according to the world Health organization | The NanoCaptur yellow granules inside the filter turn red if saturated, meaning it is the time to replace the filter | Fits PU4020 Intense Pure Air purifier - room coverage up to 400 sq. ft. | Replace on an average once a year - always monitor color of the granules if brown need to replace the filter
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Item# : SPM16342572224
Model # : 1