{"product_id":"austin-air-allergy-machine-standard-replacement-filter-white-fr405b","title":"Austin Air Allergy Machine Standard Replacement Filter, White #FR405B","description":"\u003ch2\u003e\u003cspan\u003eQuick Summary\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eAustin Air Allergy Machine Standard Replacement Filter, White #FR405B\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is a genuine OEM replacement filter assembly designed specifically for compatible \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eAustin Air Allergy Machine Standard Air Purifiers\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e with white cabinet models. Featuring \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eMedical-Grade True HEPA filtration\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and Austin Air's premium \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eactivated carbon filtration\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, this replacement filter effectively captures airborne allergens, dust, pollen, mold spores, bacteria, pet dander, and microscopic particles while helping reduce household odors, smoke, and common airborne gases.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eReplacing the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eFR405B\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e at the recommended maintenance interval restores your air purifier's original airflow and filtration efficiency, helping maintain cleaner indoor air for allergy sufferers and families. Whether used in bedrooms, living rooms, offices, or whole-home environments, this genuine Austin Air replacement filter delivers reliable, long-lasting air purification performance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003ePurchase with confidence from \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eAuthorized Austin Dealer Ace Vacuums\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, your trusted source for genuine Austin Air replacement filters and accessories.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch3\u003e\u003cspan\u003eQuick Highlights\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eGenuine Austin Air OEM replacement filter\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003ePart Number: \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eFR405B\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWhite replacement filter\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMedical-Grade True HEPA filtration\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePremium activated carbon media\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eExcellent for allergy relief\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCaptures pollen, dust, and pet dander\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHelps reduce smoke and household odors\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHelps reduce airborne gases\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRestores purifier performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMaintains optimal airflow\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eOEM factory fit\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eEasy installation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLong service life\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDesigned for Allergy Machine Standard models\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eGenuine Austin Air quality\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eAvailable from \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eAuthorized Austin Dealer Ace Vacuums\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eProduct Overview\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eAustin Air Allergy Machine Standard Replacement Filter, White #FR405B\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is the factory-original replacement filter assembly engineered exclusively for compatible \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eAustin Air Allergy Machine Standard Air Purifiers\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eDesigned to support superior allergy relief, this replacement filter combines \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eMedical-Grade True HEPA filtration\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e with a substantial bed of \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003epremium activated carbon\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, creating a highly effective multi-stage filtration system. The Medical-Grade True HEPA filter captures up to \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e99.97% of airborne particles as small as 0.3 microns\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, including pollen, dust, mold spores, pet dander, bacteria, and other microscopic airborne contaminants. The activated carbon media helps reduce household odors, smoke, and many common airborne gases for a fresher indoor environment.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eManufactured to Austin Air's exact OEM specifications, the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eFR405B\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e ensures precise compatibility, unrestricted airflow, and dependable factory-level filtration performance while maximizing the efficiency and lifespan of your Allergy Machine Standard Air Purifier.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eKey Benefits\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eGenuine Austin Air OEM replacement filter\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003ePart Number \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eFR405B\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWhite replacement filter\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDesigned for Allergy Machine Standard Air Purifiers\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMedical-Grade True HEPA filtration\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePremium activated carbon filtration\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHelps reduce airborne allergens\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHelps reduce household odors\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHelps reduce smoke\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHelps reduce airborne gases\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCaptures pollen, dust, and pet dander\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCaptures mold spores and bacteria\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHelps improve indoor air quality\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMaintains proper airflow\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRestores factory filtration performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eExact OEM fit\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLong-lasting filtration performance\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003ePurchasing from \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eAuthorized Austin Dealer Ace Vacuums\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e ensures you receive authentic Austin Air replacement filters backed by expert product knowledge and exceptional customer support.\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eExpert Recommendation\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eOur indoor air quality specialists recommend the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eAustin Air Allergy Machine Standard Replacement Filter, White #FR405B\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for owners of compatible \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eAustin Air Allergy Machine Standard Air Purifiers\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e who want to restore factory-level filtration performance while maintaining healthier indoor air for allergy-sensitive households.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eIts combination of \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eMedical-Grade True HEPA filtration\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003epremium activated carbon\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e makes it an excellent solution for capturing pollen, dust, pet dander, mold spores, bacteria, and other airborne allergens while helping reduce household odors, smoke, and everyday airborne pollutants.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eFR405B\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is especially recommended for:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eAllergy sufferers\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAsthma-conscious households\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFamilies with children\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePet owners\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHomes with seasonal allergies\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eApartment residents\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHome office users\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRoutine filter replacement\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eEveryday residential air purification\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIndoor air quality improvement\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003ePurchasing from \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eAuthorized Austin Dealer Ace Vacuums\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e guarantees genuine Austin Air replacement filters, expert compatibility assistance, and dependable customer support.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eBest For\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eAustin Air Allergy Machine Standard Replacement Filter, White #FR405B\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is ideal for:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eAustin Air Allergy Machine Standard Air Purifiers\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAllergy relief\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSeasonal allergy sufferers\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePet dander reduction\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDust and pollen removal\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMold spore reduction\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHousehold odor reduction\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBedrooms\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLiving rooms\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eOffices\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWhole-home air purification\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRoutine filter replacement\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eNot Ideal For\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003eThis replacement filter may not be the best choice for:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eAustin Air HealthMate models\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAustin Air Bedroom Machine models\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAustin Air Pet Machine models\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAustin Air Junior Series Air Purifiers\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAir purifiers from other manufacturers\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCustomers needing only an external pre-filter replacement\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eAlways verify your Austin Air purifier model before ordering.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eKey Features\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cspan\u003eGenuine Austin Air OEM Replacement\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eEngineered specifically for compatible Austin Air Allergy Machine Standard Air Purifiers to ensure an exact fit and dependable long-term performance.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eMedical-Grade True HEPA Filtration\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCaptures up to \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e99.97% of airborne particles as small as 0.3 microns\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, including pollen, dust, pet dander, mold spores, bacteria, and other microscopic airborne contaminants.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003ePremium Activated Carbon Filtration\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eHelps reduce household odors, smoke, and many common airborne gases for fresher indoor air.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eComprehensive Multi-Stage Filtration\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCombines Medical-Grade True HEPA particle filtration with activated carbon odor control into one integrated OEM replacement filter.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eRestores Purifier Performance\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eReplacing an old filter restores proper airflow and factory-level filtration efficiency for optimal air purification.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eDurable OEM Construction\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eManufactured using premium filtration materials engineered for reliable, long-lasting performance.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eEasy Installation\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eDesigned for fast, hassle-free replacement during routine maintenance.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eGenuine Austin Air Quality\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eAvailable from \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eAuthorized Austin Dealer Ace Vacuums\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, ensuring authentic Austin Air replacement filters backed by expert guidance, trusted customer service, and reliable after-sales support.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eWhat Makes This Model Stand Out\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eAustin Air Allergy Machine Standard Replacement Filter, White #FR405B\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e stands out because it combines \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eMedical-Grade True HEPA filtration\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e with premium \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eactivated carbon filtration\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, delivering exceptional removal of airborne allergens, dust, pollen, pet dander, smoke, and household odors.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eUnlike generic replacement filters, the genuine \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eAustin Air FR405B\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is engineered to exact OEM specifications, ensuring precise compatibility, unrestricted airflow, and dependable long-term filtration performance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eFor owners of compatible \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eAustin Air Allergy Machine Standard Air Purifiers\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eFR405B\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is the ideal OEM replacement filter for restoring factory-level air purification while maintaining cleaner, healthier indoor air. Purchasing from \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eAuthorized Austin Dealer Ace Vacuums\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e guarantees genuine Austin Air quality, expert compatibility assistance, and dependable customer support.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eProduct Comparisons\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cspan\u003eAustin Air Allergy Machine Standard Replacement Filter White #FR405B vs. Allergy Machine Standard Replacement Filter Black #FR405A\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBoth the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eFR405B\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eFR405A\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e are genuine OEM replacement filter assemblies designed for compatible \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eAustin Air Allergy Machine Standard Air Purifiers\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. Each features \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eMedical-Grade True HEPA filtration\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003epremium activated carbon filtration\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, providing exceptional removal of pollen, dust, pet dander, mold spores, smoke, household odors, and common airborne pollutants.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe primary difference is the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ecabinet color compatibility\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. The \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eFR405B\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is designed for white cabinet models, while the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eFR405A\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is intended for black cabinet models. Filtration efficiency, airflow, and service life are identical.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eAustin Air Allergy Machine Filter #FR405B vs. HealthMate Filter #FR400B\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eFR405B\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is engineered specifically for the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eAustin Air Allergy Machine Standard\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, making it ideal for households focused on allergy relief by capturing pollen, dust, mold spores, and other common allergens.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eFR400B\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is designed for the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eAustin Air HealthMate Air Purifier\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and provides comprehensive everyday indoor air purification for a wide range of airborne contaminants. While both utilize Medical-Grade True HEPA and activated carbon filtration, they are designed for different Austin Air purifier models and are not interchangeable.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eGenuine Austin Air Filter vs. Generic Replacement Filter\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe genuine \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eAustin Air FR405B\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is manufactured to Austin Air's exact OEM specifications, ensuring proper airflow, precise fit, and factory-level filtration performance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eGeneric replacement filters often contain lower-quality HEPA media, reduced activated carbon, and inconsistent construction, which can decrease filtration efficiency, airflow, and overall purifier performance.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eNew Filter vs. Used Filter\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eReplacing an old filter with a new \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eFR405B\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e restores your purifier's airflow and filtration efficiency.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eA saturated filter may restrict airflow, reduce contaminant removal performance, and place unnecessary strain on the purifier's motor.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eQuestions Buyers Commonly Ask\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cspan\u003eWhat does the Austin Air FR405B remove?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eIt helps remove pollen, dust, pet dander, mold spores, bacteria, smoke particles, household odors, and many common airborne allergens and pollutants.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eWhich air purifier uses the FR405B?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eFR405B\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is designed specifically for compatible \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eAustin Air Allergy Machine Standard Air Purifiers\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eIs this a genuine Austin Air replacement filter?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. The \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eFR405B\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is an authentic OEM replacement filter manufactured by Austin Air.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eDoes it include Medical-Grade True HEPA filtration?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. It features Austin Air's Medical-Grade True HEPA filtration.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eDoes it help reduce allergens?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. It is specifically engineered to capture common airborne allergens such as pollen, dust, mold spores, and pet dander.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eIs installation easy?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. The replacement filter is designed for quick and straightforward installation.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eWill replacing the filter improve purifier performance?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. Installing a genuine OEM replacement restores proper airflow and factory-level filtration performance.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eWhere can I purchase the FR405B?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003ePurchase from \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eAuthorized Austin Dealer Ace Vacuums\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e to receive genuine Austin Air replacement filters, expert compatibility assistance, and exceptional customer support.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eTechnical Specifications\u003c\/span\u003e\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan\u003eSpecification\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eProduct Name\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eAustin Air Allergy Machine Standard Replacement Filter, White\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003ePart Number\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eFR405B\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eBrand\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eAustin Air\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eColor\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eWhite\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eFilter Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eComplete Replacement Filter Assembly\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eHEPA Filtration\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eMedical-Grade True HEPA\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eGas Filtration\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003ePremium Activated Carbon\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eCaptures\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003ePollen, Dust, Pet Dander, Mold Spores, Bacteria, Fine Airborne Particles\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eHelps Reduce\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eHousehold Odors, Smoke, Common Airborne Gases\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eOEM Replacement\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eYes\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eResidential Use\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eYes\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eOffice Use\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eYes\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eCompatibility\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eCompatible Austin Air Allergy Machine Standard Air Purifiers\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eAuthorized Dealer\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eAuthorized Austin Dealer Ace Vacuums\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eIdeal Buyers\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eAustin Air Allergy Machine Standard Replacement Filter, White #FR405B\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is ideal for:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eOwners of Austin Air Allergy Machine Standard Air Purifiers\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAllergy sufferers\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSeasonal allergy sufferers\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAsthma-conscious households\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFamilies with children\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePet owners\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHomes with pollen concerns\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRoutine filter replacement\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eResidential air purification\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eOffice air quality improvement\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003ePopular online searches include:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eAustin Air FR405B\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAllergy Machine replacement filter\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAustin Air Allergy Machine HEPA filter\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAustin Air allergy filter\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAustin Air OEM replacement filter\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAustin Air Standard replacement filter\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eWhy Buy from Ace Vacuums\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eWhen you purchase the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eAustin Air Allergy Machine Standard Replacement Filter, White #FR405B\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e from \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eAuthorized Austin Dealer Ace Vacuums\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, you'll receive:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eGenuine Austin Air OEM replacement filters\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFactory-authorized Austin Air products\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eExpert compatibility verification\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCompetitive pricing\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFast shipping throughout the United States\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIndoor air quality specialists\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFriendly customer support\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eReliable after-sales service\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eTrusted expertise in Austin Air air purification systems\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAssistance selecting the correct replacement filter\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eOur knowledgeable team is committed to helping customers maintain healthier indoor air using genuine Austin Air replacement filters.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eAvailable Online \u0026amp; In-Store\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eAustin Air Allergy Machine Standard Replacement Filter, White #FR405B\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is available from \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eAuthorized Austin Dealer Ace Vacuums\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eShop Online\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003eBenefits include:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eSecure online ordering\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFast nationwide shipping\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eGenuine Austin Air replacement filters\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSafe checkout\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eExpert online customer support\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan\u003eVisit Our Retail Store\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003eOur specialists can assist with:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eCompatibility verification\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eReplacement filter recommendations\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eGenuine Austin Air accessories\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAir purifier maintenance guidance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eProduct demonstrations\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePersonalized customer service\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eContact \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eAuthorized Austin Dealer Ace Vacuums\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for current pricing and availability.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eComparison Table\u003c\/span\u003e\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eFeature\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eFR405B Allergy Machine\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eFR405A Allergy Machine\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eFR400B HealthMate\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eGeneric Replacement\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eGenuine Austin OEM\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e✔\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e✔\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e✔\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eNo\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eCabinet Color Match\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eWhite\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eBlack\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eWhite\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eVaries\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eMedical-Grade True HEPA\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e✔\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e✔\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e✔\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eVaries\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003ePremium Activated Carbon\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e✔\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e✔\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e✔\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eVaries\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eAllergen Removal\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eExcellent\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eExcellent\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eExcellent\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eLimited\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eOdor Reduction\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eExcellent\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eExcellent\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eExcellent\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eVaries\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eExact OEM Fit\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e✔\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e✔\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e✔\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eVaries\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eRestores Factory Performance\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e✔\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e✔\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e✔\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eVaries\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eBest For\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eWhite Allergy Machine\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eBlack Allergy Machine\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eGeneral Air Purification\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eBudget Alternative\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003ePros \u0026amp; Cons\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cspan\u003ePros\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eGenuine Austin Air OEM replacement filter\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMedical-Grade True HEPA filtration\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eExcellent allergen removal performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePremium activated carbon filtration\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHelps reduce household odors and smoke\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCaptures pollen, dust, pet dander, and mold spores\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRestores purifier performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eExact OEM fit\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLong-lasting filtration\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eEasy installation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDesigned specifically for Allergy Machine Standard Air Purifiers\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eAvailable through \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eAuthorized Austin Dealer Ace Vacuums\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan\u003eCons\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eCompatible only with designated Allergy Machine Standard models\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePremium investment compared to generic filters\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRequires periodic replacement\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eNot compatible with other Austin Air purifier series\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePurifier compatibility should always be verified before purchase\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch5\u003eFAQs\u003c\/h5\u003e\n\u003ch2\u003e\u003cspan\u003eFrequently Asked Questions\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cspan\u003e1. What is the Austin Air FR405B?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eFR405B\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is a genuine OEM replacement filter designed for compatible Austin Air Allergy Machine Standard Air Purifiers with white cabinet models.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003e2. Is this an original Austin Air filter?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. It is manufactured by Austin Air as a genuine OEM replacement filter.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003e3. Does it include Medical-Grade True HEPA filtration?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. It features Medical-Grade True HEPA filtration capable of capturing up to \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e99.97% of airborne particles as small as 0.3 microns\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003e4. What does the activated carbon filter do?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe activated carbon media helps reduce household odors, smoke, and many common airborne gases while complementing HEPA particle filtration.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003e5. Does it capture allergens?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. It effectively captures pollen, dust, pet dander, mold spores, bacteria, and other common airborne allergens.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003e6. Will this fit every Austin Air purifier?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eNo. It is specifically designed for compatible Austin Air Allergy Machine Standard Air Purifiers.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003e7. Is installation easy?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. Installation is quick and generally requires no special tools.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003e8. Does it help with smoke?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. The activated carbon media helps reduce smoke odors while the HEPA filter captures fine airborne smoke particles.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003e9. Is this suitable for allergy sufferers?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. It is specifically designed to help reduce common airborne allergens, making it an excellent choice for allergy-conscious households.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003e10. Can it improve indoor air quality?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. Replacing an old filter restores filtration performance and helps maintain cleaner indoor air.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003e11. Is it suitable for homes with pets?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. It captures pet dander while helping reduce pet-related airborne particles and household odors.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003e12. Can it reduce household odors?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. The premium activated carbon media helps reduce everyday household odors and airborne gases.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003e13. Why choose a genuine Austin Air replacement filter?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eA genuine OEM filter ensures proper fit, factory-level filtration performance, optimal airflow, and dependable long-term durability.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003e14. Is this filter built for long service life?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. It is manufactured using premium filtration materials engineered for reliable, long-lasting performance.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003e15. How often should the FR405B be replaced?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eReplace the filter according to Austin Air's recommended maintenance schedule or whenever filtration performance noticeably declines.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003e16. Why purchase from Authorized Austin Dealer Ace Vacuums?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYou'll receive genuine Austin Air products, expert compatibility assistance, competitive pricing, fast shipping, and dependable customer support.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003e17. Does installation require special tools?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eNo. Installation is designed to be quick and tool-free.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003e18. Is this suitable for residential and office use?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. It is ideal for homes, apartments, offices, bedrooms, and living areas using compatible Allergy Machine Standard Air Purifiers.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003e19. Does this filter help during allergy season?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. By reducing pollen, dust, pet dander, mold spores, and other airborne allergens, the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eFR405B\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e helps maintain cleaner indoor air throughout allergy season and year-round.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003e20. Is the Austin Air Allergy Machine Standard Replacement Filter, White #FR405B worth buying?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eYes. If you own a compatible Austin Air Allergy Machine Standard Air Purifier, the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eAustin Air Allergy Machine Standard Replacement Filter, White #FR405B\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is an excellent OEM replacement that restores factory-level filtration performance and helps maintain cleaner, healthier indoor air. Purchasing from \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eAuthorized Austin Dealer Ace Vacuums\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e ensures genuine Austin Air quality, expert support, and dependable after-sales service.\u003c\/span\u003e\u003c\/p\u003e","brand":"AUSTIN","offers":[{"title":"Default Title","offer_id":40266148446389,"sku":"FR405B","price":404.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0575\/6751\/0709\/products\/fr405b_air_purifier.png?v=1624011841","url":"https:\/\/acevacuums.com\/products\/austin-air-allergy-machine-standard-replacement-filter-white-fr405b","provider":"Ace Vacuums","version":"1.0","type":"link"}