<p>Molekule’s original filter uses patented technology to destroy organic pollutants with a light-activated catalyst that breaks down harmful pollutants like viruses, bacteria, mold, allergens, VOCs, and more, on a molecular level.<br></p> <p><span><meta charset="utf-8">The Pre-filter is the first line of defense in Air’s purification system, capturing larger particles like dust and pet hair. With regular use, we recommend changing Pre-Filters every three months. This delivery provides six months of clean, purified air.</span></p> <p><span><meta charset="utf-8"> <strong>What's in the box:</strong> one PECO-Filter and two pre-filters</span></p>