This set of six HEPA filters is perfect to keep your house clean and disinfected. HEPA filters are a type of mechanical air filters. These HEPA filters help to trap pollutants mixed with air and may help bring allergy relief. Filters come with a fine mesh, through which the air passes and it traps the bacteria and micro-organisms, and other harmful pollutants and hence keeps the air clean and dust-free. Each filter is made from the eco-friendly material and high-grade thermoplastic polymers PET and ABS and silicone material. These filters can be used in combination with UV Vacuum Cleaner with their easy installation application. Filters help in reducing the allergy and health problems caused by dust, and other harmful particles and pollutants. They are completely washable and reusable for a longer lifespan. It is advised to replace the filter with the new one every six months.