GermGuardian Air Purifier Filter FLT4825 GENUINE True HEPA Replacement Filter B for AC4300. GermGuardian AC4825 3-in-1 Air Purifier with True HEPA Filter, UV-C Sanitizer, Captures Allergens,. LEVOIT LV-H132 Air Purifier with True Hepa Filter, Odor Allergies Eliminator for . - Please Note: EPA neither certifies nor recommends particularnds of home air cleaning devices. While some home air cleaning devices may .Shop our selection of Air Purifiers in the Heating, Venting Cooling Department at The Home Depot..