{"product_id":"austin-air-filter-hega-allergy-machine-fr405b","title":"Austin Air Filter, HEGA-Allergy Machine #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 Filter, HEGA-Allergy Machine #FR405B\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is a genuine OEM replacement filter assembly engineered specifically for compatible \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eAustin Air Allergy Machine Air Purifiers\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e with white cabinet models. Featuring \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eMedical-Grade HEGA filtration\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e combined with Austin Air's premium \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eactivated carbon filtration\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, this replacement filter captures airborne allergens, dust, pollen, mold spores, bacteria, pet dander, and microscopic particles while helping reduce smoke, household odors, chemical irritants, 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 Austin Air purifier's original airflow and filtration efficiency, helping maintain cleaner, healthier indoor air for allergy sufferers, asthma-sensitive households, families, and offices.\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 HEGA 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\u003eDesigned for Allergy Machine Air Purifiers\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eExcellent allergen control\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCaptures pollen, dust, mold spores, 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 original purifier performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMaintains proper airflow\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eExact OEM replacement\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLong service life\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eEasy installation\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 Filter, HEGA-Allergy Machine #FR405B\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is the factory-original replacement filter assembly designed exclusively for compatible \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eAustin Air Allergy Machine Air Purifiers\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eEngineered for superior allergen control, this replacement filter combines \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eMedical-Grade HEGA filtration\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e with \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003epremium activated carbon filtration\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, creating a highly effective multi-stage air purification system. The HEGA media captures microscopic airborne contaminants including pollen, dust, mold spores, pet dander, bacteria, and other fine airborne particles, while the activated carbon media helps reduce smoke, cooking odors, household odors, and many common airborne gases.\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 provides precise compatibility, unrestricted airflow, and dependable factory-level filtration performance while extending the life and efficiency of your Allergy Machine 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 assembly\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDesigned for compatible Austin Air Allergy Machine Air Purifiers\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMedical-Grade HEGA 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\u003eExcellent allergen removal\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 chemical irritants\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCaptures dust, pollen, mold spores, and pet dander\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eImproves indoor air quality\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRestores factory filtration performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMaintains proper airflow\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 media\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eEasy installation\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 authentic Austin Air replacement filters backed by expert product knowledge and outstanding 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 Filter, HEGA-Allergy Machine #FR405B\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for owners of compatible \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eAustin Air Allergy Machine Air Purifiers\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e who want to restore factory-level filtration performance while maintaining exceptional indoor air quality.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eIts combination of \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eMedical-Grade HEGA 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 makes it an outstanding solution for removing allergens, dust, pollen, mold spores, pet dander, bacteria, smoke particles, and household odors.\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\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\u003eRoutine OEM filter replacement\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLong-term indoor air quality maintenance\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 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 Filter, HEGA-Allergy Machine #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\u003eCompatible Austin Air Allergy Machine 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\u003eDust and pollen reduction\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMold spore reduction\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePet dander removal\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSmoke reduction\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHousehold odor reduction\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eResidential homes\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eOffices\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 suitable 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 HealthMate Plus models\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAustin Air HealthMate Jr 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\u003eAir purifiers from other manufacturers\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCustomers replacing only an external pre-filter\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\u003eDesigned specifically for compatible Austin Air Allergy Machine Air Purifiers to ensure precise fit, proper airflow, and dependable long-term performance.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eMedical-Grade HEGA Filtration\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCaptures microscopic airborne allergens and contaminants including pollen, dust, pet dander, mold spores, bacteria, and other fine airborne particles for cleaner indoor air.\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 smoke, household odors, cooking odors, pet odors, and many common airborne gases.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eAdvanced Multi-Stage Filtration\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCombines Medical-Grade HEGA particle filtration with activated carbon odor and gas reduction into one integrated OEM replacement filter.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eRestores Factory Performance\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eReplacing a worn filter restores airflow, filtration efficiency, and the original cleaning performance of your Austin Air Allergy Machine Air Purifier.\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 dependable, long-lasting operation.\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 and straightforward replacement during scheduled 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 through \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 knowledgeable customer support and trusted product expertise.\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 Filter, HEGA-Allergy Machine #FR405B\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e stands out because it combines \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eMedical-Grade HEGA 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, providing outstanding removal of airborne allergens while helping reduce smoke, odors, and common airborne gases.\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 manufactured 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 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 provides the ideal OEM replacement solution for restoring factory-level air purification. 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 assistance, and dependable after-sales 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 Filter, HEGA-Allergy Machine #FR405B vs. Allergy Machine 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 Air Purifiers\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. Each incorporates \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eMedical-Grade HEGA 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, delivering exceptional removal of airborne allergens, dust, pollen, mold spores, pet dander, bacteria, smoke particles, odors, and common airborne gases.\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 \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ewhite cabinet Allergy Machine models\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, while the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eFR405A\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is intended for \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eblack cabinet models\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. Filtration efficiency, airflow, filter media, and service life are identical.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eAustin Air HEGA-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\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, making it an excellent choice for households affected by seasonal allergies, airborne allergens, and asthma triggers.\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, designed for the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eAustin Air HealthMate\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, focuses on comprehensive everyday air purification using Medical-Grade True HEPA filtration and activated carbon. Both are outstanding OEM filters but are optimized for different Austin Air purifier models and are \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003enot interchangeable\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\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 strict OEM specifications, ensuring exact fit, unrestricted airflow, and factory-level filtration performance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eGeneric replacement filters often contain lower-quality filtration media, less activated carbon, and inconsistent construction, which can reduce allergen removal efficiency and overall purifier performance.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eNew Filter vs. Saturated 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 maximum airflow and filtration performance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eA saturated filter may reduce airflow, decrease contaminant removal efficiency, and increase strain on your air 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, mold spores, pet dander, bacteria, smoke particles, household odors, airborne allergens, and many common airborne pollutants.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eWhich Austin 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 Air Purifiers\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e with white cabinet models.\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 HEGA filtration?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. It utilizes Austin Air's Medical-Grade HEGA filtration for superior allergen removal.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eDoes it help reduce household odors?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. The premium activated carbon media helps reduce cooking odors, smoke, pet odors, and everyday household odors.\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 filter is engineered for quick and simple replacement.\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. A genuine OEM replacement restores proper airflow and factory-level filtration efficiency.\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 for guaranteed genuine Austin Air replacement filters and expert compatibility assistance.\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 Filter, HEGA-Allergy Machine\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\u003eCabinet Color\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 OEM Replacement Filter Assembly\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eFiltration Technology\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eMedical-Grade HEGA\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eCarbon 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\u003eRemoves\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\u003eSmoke, Household Odors, Cooking Odors, Common Airborne Gases\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eOEM Product\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 Applications\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 Applications\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\u003eCompatible With\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eCompatible Austin Air Allergy Machine Air Purifiers\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eDealer\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 Filter, HEGA-Allergy Machine #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 compatible Austin Air Allergy Machine Air Purifiers\u003c\/span\u003e\u003c\/li\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\u003eIndividuals sensitive to airborne allergens\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eOffices seeking cleaner indoor air\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRoutine OEM filter replacement\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLong-term indoor air quality improvement\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003ePopular search terms 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\u003eAustin Air Allergy Machine filter\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHEGA replacement 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\u003eGenuine Austin Air 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 Filter, HEGA-Allergy Machine #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 nationwide shipping\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\u003eAssistance selecting the correct replacement filter\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eConfidence you're purchasing authentic Austin Air products\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eAce Vacuums has extensive experience helping customers improve indoor air quality with genuine Austin Air filtration systems.\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 Filter, HEGA-Allergy Machine #FR405B\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is available through \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 checkout\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFast nationwide shipping\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eGenuine OEM Austin Air replacement filters\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eConvenient ordering\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eExpert customer support\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan\u003eVisit Our Store\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003eOur experienced team can assist you with:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eProduct compatibility verification\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eReplacement filter recommendations\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAustin Air accessories\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAir purifier maintenance advice\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 inventory 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\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 HEGA\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 (HEPA)\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\u003eModerate\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eSmoke \u0026amp; Odor 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\u003eLimited\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eFactory 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 Original 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 Application\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eAllergy Machine White\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eAllergy Machine Black\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eEveryday Air Purification\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eBudget Replacement\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 HEGA 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\u003eExcellent allergen removal\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\u003eCaptures pollen, dust, mold spores, pet dander, and bacteria\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRestores original 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 media\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 compatible Allergy Machine models\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\u003ch3\u003e\u003cspan\u003eCons\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eCompatible only with designated Allergy Machine models\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePremium investment compared to generic replacement 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 HealthMate, HealthMate Plus, or Bedroom Machine models\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eModel compatibility should always be confirmed 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 assembly designed for compatible Austin Air Allergy Machine Air Purifiers with white cabinet models.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003e2. Is this a genuine Austin Air product?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. It is manufactured by Austin Air to original factory specifications.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003e3. Does it include Medical-Grade HEGA filtration?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. It uses Medical-Grade HEGA filtration to capture microscopic airborne allergens and particles.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003e4. What does the activated carbon media remove?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eIt helps reduce smoke, cooking odors, pet odors, household odors, and many common airborne gases.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003e5. Does this filter help reduce allergies?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. It captures pollen, dust, mold spores, pet dander, 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 only compatible with designated Austin Air Allergy Machine Air Purifiers.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003e7. Is installation simple?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. Installation is quick and requires no specialized tools.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003e8. Does it help reduce smoke?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. The activated carbon helps reduce smoke odors while the HEGA media captures fine smoke particles.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003e9. Is this suitable for homes with pets?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. It captures pet dander and helps reduce pet-related odors.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003e10. Can replacing the filter improve indoor air quality?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. Installing a fresh OEM replacement restores factory-level filtration performance.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003e11. Is it recommended for allergy sufferers?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. It is specifically engineered to provide outstanding allergen reduction for allergy-sensitive environments.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003e12. Why choose a genuine Austin Air replacement filter?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eGenuine OEM filters ensure proper fit, unrestricted airflow, superior filtration efficiency, and dependable long-term performance.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003e13. How long does the FR405B last?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFilter life depends on operating conditions and Austin Air's recommended maintenance schedule.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003e14. Does this filter reduce household odors?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. The activated carbon media effectively helps reduce everyday household and cooking odors.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003e15. When should I replace the FR405B?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eReplace the filter according to Austin Air's maintenance recommendations or whenever filtration performance noticeably decreases.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003e16. Why buy 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 guidance, competitive pricing, and outstanding 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. The filter is designed for easy replacement.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003e18. Is this filter manufactured by Austin Air?\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 Austin Air OEM replacement filter.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003e19. 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, offices, bedrooms, and other indoor environments using compatible Allergy Machine Air Purifiers.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003e20. Is the Austin Air Filter, HEGA-Allergy Machine #FR405B worth buying?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eYes. If you own a compatible Austin Air Allergy Machine Air Purifier, the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eFR405B\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is the ideal OEM replacement for restoring factory-level filtration performance and maintaining exceptional allergen control. Purchasing from \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eAuthorized Austin Dealer Ace Vacuums\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e guarantees authentic Austin Air quality, expert support, and dependable after-sales service.\u003c\/span\u003e\u003c\/p\u003e","brand":"AUSTIN","offers":[{"title":"Default Title","offer_id":40258512683189,"sku":"FR405b","price":404.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0575\/6751\/0709\/products\/filter_hega_-austin_air_allergy_machine.jpg?v=1623926143","url":"https:\/\/acevacuums.com\/products\/austin-air-filter-hega-allergy-machine-fr405b","provider":"Ace Vacuums","version":"1.0","type":"link"}