{"product_id":"healthmate-plus-filter","title":"Austin Air HealthMate Plus Filter - FR450B","description":"\u003ch2 dir=\"ltr\" style=\"font-size: 18px; line-height: 1.6;\"\u003e\u003cspan\u003eAustin Air HealthMate Plus Filter - FR450B\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp style=\"font-size: 18px; line-height: 1.6;\" dir=\"ltr\"\u003e\u003cspan\u003eWhen the air inside your home is loaded with chemicals, wildfire smoke, and strong odors, the Austin Air HealthMate Plus Replacement Filter delivers serious protection in a small but mighty package. Designed for all standard Austin Air Purifiers, this filter combines activated carbon, mineral-based filtration, potassium iodide impregnated carbon, and medical-grade HEPA to tackle even the most stubborn airborne pollutants.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"font-size: 18px; line-height: 1.6;\" dir=\"ltr\"\u003e\u003cspan\u003eIf you experience chemical sensitivities, especially to fumes, formaldehyde, wildfire smoke, or everyday household toxins, this upgraded junior filter offers targeted relief and high-performance purification in small spaces such as offices, nurseries, or small apartments.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch5\u003eFeatures                    \u003c\/h5\u003e\n\u003cul\u003e\n\u003cli style=\"font-size: 18px; line-height: 1.6;\" dir=\"ltr\"\u003e\u003cspan\u003eChoose white prefilter for White or Sandstone units\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"font-size: 18px; line-height: 1.6;\" dir=\"ltr\"\u003e\u003cspan\u003eChoose black prefilter for Black or Midnight Blue units\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003eWhat our Experts Think\u003c\/h5\u003e\n\u003cdiv class=\"qMYqUG_convSearchResultHighlightRoot\"\u003e\n\u003cdiv class=\"\" data-turn-id-container=\"request-WEB:27076455-598d-4764-bba0-57ab9e3b2b52-53\" data-is-intersecting=\"true\"\u003e\n\u003csection class=\"text-token-text-primary w-full focus:outline-none has-data-writing-block:pointer-events-none [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-WEB:27076455-598d-4764-bba0-57ab9e3b2b52-53\" data-turn-id-container=\"request-WEB:27076455-598d-4764-bba0-57ab9e3b2b52-53\" data-testid=\"conversation-turn-60\" data-scroll-anchor=\"false\" data-turn=\"assistant\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"6131a0a3-cf88-40a0-9cb5-ae68fa2aadbc\" data-turn-start-message=\"true\" dir=\"auto\" data-message-model-slug=\"gpt-5-3-mini\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\" tabindex=\"0\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert wrap-break-word w-full light markdown-new-styling\"\u003e\n\u003cul data-start=\"28\" data-end=\"1463\"\u003e\n\u003cli data-section-id=\"164wkbz\" data-start=\"28\" data-end=\"284\"\u003e\n\u003cstrong data-start=\"30\" data-end=\"74\"\u003eOEM high-performance replacement filter:\u003c\/strong\u003e The FR450B is the \u003cstrong data-start=\"93\" data-end=\"157\"\u003ewhite\/sandstone-compatible Austin Air HealthMate Plus filter\u003c\/strong\u003e, designed for standard-size units and ensuring proper sealing and airflow performance. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"2p4i1v\" data-start=\"286\" data-end=\"546\"\u003e\n\u003cstrong data-start=\"288\" data-end=\"329\"\u003eAdvanced 4-stage purification system:\u003c\/strong\u003e Combines \u003cstrong data-start=\"339\" data-end=\"406\"\u003edual pre-filters + activated carbon\/zeolite + True Medical HEPA\u003c\/strong\u003e, delivering broad protection against \u003cstrong data-start=\"444\" data-end=\"505\" data-is-only-node=\"\"\u003edust, allergens, smoke, VOCs, and fine airborne particles\u003c\/strong\u003e. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"18fxnoc\" data-start=\"548\" data-end=\"777\"\u003e\n\u003cstrong data-start=\"550\" data-end=\"588\"\u003eEnhanced chemical and VOC removal:\u003c\/strong\u003e Includes a \u003cstrong data-start=\"600\" data-end=\"645\"\u003epotassium iodide–impregnated carbon blend\u003c\/strong\u003e, improving adsorption of \u003cstrong data-start=\"671\" data-end=\"736\" data-is-only-node=\"\"\u003eformaldehyde, chemicals, fumes, and wildfire smoke pollutants\u003c\/strong\u003e. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"194nh4u\" data-start=\"779\" data-end=\"1001\"\u003e\n\u003cstrong data-start=\"781\" data-end=\"819\"\u003eMedical-grade particle filtration:\u003c\/strong\u003e True HEPA layer captures \u003cstrong data-start=\"845\" data-end=\"888\"\u003e99.97% of particles down to 0.3 microns\u003c\/strong\u003e, including pollen, mold spores, bacteria-sized particles, and fine dust. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1df7e1x\" data-start=\"1003\" data-end=\"1227\"\u003e\n\u003cstrong data-start=\"1005\" data-end=\"1040\"\u003eHigh-capacity long-life design:\u003c\/strong\u003e Engineered with heavy carbon mass for \u003cstrong data-start=\"1079\" data-end=\"1148\"\u003eextended service life (typically up to ~5 years under normal use)\u003c\/strong\u003e, reducing frequent replacement cycles. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1qwgq6s\" data-start=\"1229\" data-end=\"1463\"\u003e\n\u003cstrong data-start=\"1231\" data-end=\"1278\"\u003eBest suited for high-exposure environments:\u003c\/strong\u003e Ideal for homes affected by \u003cstrong data-start=\"1307\" data-end=\"1385\"\u003ewildfire smoke, traffic pollution, strong odors, or chemical sensitivities\u003c\/strong\u003e, where strong VOC control is essential. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"z-0 flex min-h-[46px] justify-start\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch5\u003eQ\u0026amp;A\u003c\/h5\u003e\n\u003cdiv class=\"qMYqUG_convSearchResultHighlightRoot\"\u003e\n\u003cdiv class=\"\" data-turn-id-container=\"request-WEB:764a1c92-d356-46e2-b697-f3370660f6d4-51\" data-is-intersecting=\"true\"\u003e\n\u003csection class=\"text-token-text-primary w-full focus:outline-none has-data-writing-block:pointer-events-none [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-WEB:764a1c92-d356-46e2-b697-f3370660f6d4-51\" data-turn-id-container=\"request-WEB:764a1c92-d356-46e2-b697-f3370660f6d4-51\" data-testid=\"conversation-turn-104\" data-scroll-anchor=\"false\" data-turn=\"assistant\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"eb821e1f-f74c-4154-b311-d742d749b8b7\" data-turn-start-message=\"true\" dir=\"auto\" data-message-model-slug=\"gpt-5-3-mini\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\" tabindex=\"0\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert wrap-break-word w-full light markdown-new-styling\"\u003e\n\u003cp data-start=\"64\" data-end=\"304\"\u003e\u003cstrong data-start=\"64\" data-end=\"111\"\u003eQ1: What is the Austin Air FR450B used for?\u003c\/strong\u003e\u003cbr data-start=\"111\" data-end=\"114\"\u003eA: It is a \u003cstrong data-start=\"125\" data-end=\"166\"\u003ereplacement HEPA + carbon filter unit\u003c\/strong\u003e designed for the Austin Air HealthMate Plus air purifier (white\/sandstone models), used to maintain high-performance indoor air cleaning.\u003c\/p\u003e\n\u003cp data-start=\"306\" data-end=\"548\"\u003e\u003cstrong data-start=\"306\" data-end=\"356\"\u003eQ2: What does this filter remove from the air?\u003c\/strong\u003e\u003cbr data-start=\"356\" data-end=\"359\"\u003eA: It removes \u003cstrong data-start=\"373\" data-end=\"474\"\u003edust, pollen, mold spores, smoke, pet dander, bacteria, viruses, odors, and chemical gases (VOCs)\u003c\/strong\u003e including formaldehyde and benzene. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003cstrong data-start=\"550\" data-end=\"597\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"866\" data-end=\"1131\"\u003e\u003cstrong data-start=\"866\" data-end=\"927\"\u003eQ4: Is it effective against smoke and chemical pollution?\u003c\/strong\u003e\u003cbr data-start=\"927\" data-end=\"930\"\u003eA: Yes. It is specifically designed for \u003cstrong data-start=\"970\" data-end=\"1040\"\u003ewildfire smoke, traffic pollution, and chemical-heavy environments\u003c\/strong\u003e due to its high-capacity carbon and zeolite blend. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1133\" data-end=\"1313\"\u003e\u003cstrong data-start=\"1133\" data-end=\"1171\"\u003eQ5: How long does the filter last?\u003c\/strong\u003e\u003cbr data-start=\"1171\" data-end=\"1174\"\u003eA: Typically \u003cstrong data-start=\"1187\" data-end=\"1229\"\u003e3–5 years under normal residential use\u003c\/strong\u003e, depending on air quality and usage levels. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1315\" data-end=\"1529\"\u003e\u003cstrong data-start=\"1315\" data-end=\"1372\"\u003eQ6: What is the difference between FR450A and FR450B?\u003c\/strong\u003e\u003cbr data-start=\"1372\" data-end=\"1375\"\u003eA: Both are identical in performance; the difference is \u003cstrong data-start=\"1431\" data-end=\"1454\"\u003ecolor compatibility\u003c\/strong\u003e—FR450B is for \u003cstrong data-start=\"1469\" data-end=\"1494\"\u003ewhite\/sandstone units\u003c\/strong\u003e, while FR450A is for darker units.\u003c\/p\u003e\n\u003cp data-start=\"1531\" data-end=\"1729\"\u003e\u003cstrong data-start=\"1531\" data-end=\"1561\"\u003eQ7: Is this an OEM filter?\u003c\/strong\u003e\u003cbr data-start=\"1561\" data-end=\"1564\"\u003eA: Yes, FR450B is a \u003cstrong data-start=\"1584\" data-end=\"1629\"\u003egenuine Austin Air OEM replacement filter\u003c\/strong\u003e, ensuring correct fit and certified filtration performance. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1731\" data-end=\"1989\"\u003e\u003cstrong data-start=\"1731\" data-end=\"1773\"\u003eQ8: Why is it SEO-relevant for buyers?\u003c\/strong\u003e\u003cbr data-start=\"1773\" data-end=\"1776\"\u003eA: It targets high-intent searches like \u003cstrong data-start=\"1816\" data-end=\"1936\"\u003e“Austin Air FR450B filter replacement,” “HealthMate Plus HEPA carbon filter,” and “VOC removal air purifier filter,”\u003c\/strong\u003e commonly used for maintenance and reorder purchases.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"z-0 flex min-h-[46px] justify-start\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch5\u003eMaintenance Tips\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli data-section-id=\"1y3tgdq\" data-start=\"507\" data-end=\"627\"\u003e\n\u003cstrong data-start=\"509\" data-end=\"536\"\u003eReplace every ~5 years:\u003c\/strong\u003e Core HEPA + carbon media is sealed and non-washable; performance drops after saturation.\u003c\/li\u003e\n\u003cli data-section-id=\"fsh9n0\" data-start=\"628\" data-end=\"734\"\u003e\n\u003cstrong data-start=\"630\" data-end=\"652\"\u003eRun purifier 24\/7:\u003c\/strong\u003e Continuous airflow maximizes VOC adsorption and particulate capture efficiency.\u003c\/li\u003e\n\u003cli data-section-id=\"y7f0lu\" data-start=\"735\" data-end=\"834\"\u003e\n\u003cstrong data-start=\"737\" data-end=\"773\"\u003eVacuum pre-filter layer monthly:\u003c\/strong\u003e Removes dust and pet hair, extending HEPA\/carbon lifespan.\u003c\/li\u003e\n\u003cli data-section-id=\"4t3749\" data-start=\"835\" data-end=\"937\"\u003e\n\u003cstrong data-start=\"837\" data-end=\"865\"\u003eKeep 360° airflow clear:\u003c\/strong\u003e Maintain at least 6–12 inches of space around unit for proper intake.\u003c\/li\u003e\n\u003cli data-section-id=\"1unx1hk\" data-start=\"938\" data-end=\"1046\"\u003e\n\u003cstrong data-start=\"940\" data-end=\"970\"\u003eAvoid moisture \u0026amp; humidity:\u003c\/strong\u003e High humidity reduces activated carbon effectiveness and odor absorption.\u003c\/li\u003e\n\u003cli data-section-id=\"l1ptfx\" data-start=\"1047\" data-end=\"1138\"\u003e\n\u003cstrong data-start=\"1049\" data-end=\"1080\"\u003eDo not wash or open filter:\u003c\/strong\u003e Water permanently damages HEPA fibers and carbon media.\u003c\/li\u003e\n\u003cli data-section-id=\"1qippl5\" data-start=\"1139\" data-end=\"1243\"\u003e\n\u003cstrong data-start=\"1141\" data-end=\"1173\"\u003eWatch for odor breakthrough:\u003c\/strong\u003e Return of smoke, chemical smell, or VOCs signals carbon saturation.\u003c\/li\u003e\n\u003cli data-section-id=\"16mujky\" data-start=\"1244\" data-end=\"1352\"\u003e\n\u003cstrong data-start=\"1246\" data-end=\"1295\"\u003eUse higher fan speed during pollution events:\u003c\/strong\u003e Wildfire smoke, renovation dust, or high VOC exposure.\u003c\/li\u003e\n\u003cli data-section-id=\"mfuqrx\" data-start=\"1353\" data-end=\"1445\"\u003e\n\u003cstrong data-start=\"1355\" data-end=\"1386\"\u003eSeal room for best results:\u003c\/strong\u003e Improves CADR efficiency and reduces workload on filter.\u003c\/li\u003e\n\u003cli data-section-id=\"i13n0x\" data-start=\"1446\" data-end=\"1535\"\u003e\n\u003cstrong data-start=\"1448\" data-end=\"1476\"\u003eInspect airflow decline:\u003c\/strong\u003e Reduced output often indicates filter nearing end-of-life.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Austin Air","offers":[{"title":"White","offer_id":45650588401855,"sku":"FR450B","price":333.99,"currency_code":"USD","in_stock":true},{"title":"Black","offer_id":45650588434623,"sku":"FR450A","price":333.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0683\/5703\/0079\/files\/The-4-stage-austin-air-healthmate-plus-replacement-filter.jpg?v=1779275121","url":"https:\/\/www.mybackyardzone.com\/products\/healthmate-plus-filter","provider":"Your Outdoor Setup Starts Here","version":"1.0","type":"link"}