Breathe easy and send allergens packing by regularly replacing the filter in your Kogan SmarterHome Bladeless Purifier Fan and Kogan SmarterHome Bladeless Purifier Fan Heater/Cooler to keep the air in your home free of respiratory stress triggers. H13 HEPA filter captures up to 99.95% of airborne particles Compatible with the Kogan SmarterHome Bladeless Purifier Fan and the Kogan SmarterHome Bladeless Purifier Fan Heater/Cooler Regularly replace your filter every 4 – 6 months Maintain a clean and fresh environment with help from the Kogan SmarterHome HEPA Filter for Bladeless Purifier Tower Fan that works to effectively eliminate airborne contaminants so that you and your family are protected. Reduce allergy triggers with HEPA filtration While traditional filters trap around 96% of dirt, HEPA filters capture 99.95% of airborne particles of 0.3 micron and aerosols of 0.3 to 10 micron, including dust, pollen and mold, to help protect your family from respiratory stress triggers.