Each Filter Includes a dust filters
Pure Air is the gold standard of carbon filters.
Activated carbon filters used in hydro setups are the most effective means of cleansing the extract air of all unwanted odours. These filters work through "adsorption" Simply put, odour causing molecules to stick to the inside of the carbon without increasing its size, leading to a much longer lasting filter.
Premium carbon filters such as the Pure Air range are tested to last.