{"product_id":"bedroom-machine-filter","title":"Austin Air Bedroom Machine Filter - FR402B","description":"\u003ch2 style=\"font-size: 18px; line-height: 1.6;\" dir=\"ltr\"\u003e\u003cspan\u003eAustin Air Bedroom Machine Filter - FR402B\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp dir=\"ltr\" style=\"font-size: 18px; line-height: 1.6;\"\u003e\u003cspan\u003eRestore your air purifier’s full filtration power with the genuine Austin Air Bedroom Machine Replacement Filter—one of our most advanced filters, featuring 5 stages of powerful protection. With 60 sq. ft. of true medical-grade HEPA, 15 lbs. of activated carbon and mineral-based filtration, and our proprietary HEGA carbon cloth, this filter is designed to target everything from allergens and viruses to VOCs, smoke, and chemical pollutants.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\" style=\"font-size: 18px; line-height: 1.6;\"\u003e\u003cspan\u003eWhether you need cleaner air for allergies, asthma, or everyday wellness, this filter delivers next-level protection—and it lasts 5 years under normal use.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch5\u003eFeatures                    \u003c\/h5\u003e\n\u003cul\u003e\n\u003cli dir=\"ltr\" style=\"font-size: 18px; line-height: 1.6;\"\u003e\u003cspan\u003eWhite filter is designed for White and Sandstone units\u003c\/span\u003e\u003c\/li\u003e\n\u003cli dir=\"ltr\" style=\"font-size: 18px; line-height: 1.6;\"\u003e\u003cspan\u003eBlack filter is designed for Black and Midnight Blue units\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003eWhat our Experts Think\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli data-section-id=\"128l1m3\" data-start=\"27\" data-end=\"318\"\u003e\n\u003cstrong data-start=\"29\" data-end=\"78\"\u003eHeavy-duty filtration for bedroom air quality\u003c\/strong\u003e – The FR402B is engineered specifically for the Austin Air Bedroom Machine, combining \u003cstrong data-start=\"165\" data-end=\"217\"\u003eTrue HEPA + large activated carbon\/zeolite media\u003c\/strong\u003e to target both particles and gases in sleeping environments. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1fzac7\" data-start=\"320\" data-end=\"688\"\u003e\n\u003cstrong data-start=\"322\" data-end=\"362\"\u003eStrong multi-stage protection system\u003c\/strong\u003e – Experts highlight its 5-layer approach:\u003c\/li\u003e\n\u003cli data-section-id=\"1v3msbc\" data-start=\"409\" data-end=\"471\"\u003eLarge \u0026amp; medium particle pre-filters (dust, dander, pollen)\u003c\/li\u003e\n\u003cli data-section-id=\"1wokczo\" data-start=\"474\" data-end=\"543\"\u003eHigh-capacity activated carbon + zeolite (odors, VOCs, chemicals)\u003c\/li\u003e\n\u003cli data-section-id=\"9nxfzb\" data-start=\"546\" data-end=\"598\"\u003eMedical-grade HEPA filtration for fine particles\u003c\/li\u003e\n\u003cli data-section-id=\"1o74bli\" data-start=\"601\" data-end=\"688\"\u003eHEGA carbon cloth for enhanced gas adsorption \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1ppoh74\" data-start=\"690\" data-end=\"942\"\u003e\n\u003cstrong data-start=\"692\" data-end=\"731\"\u003eDesigned for sensitive environments\u003c\/strong\u003e – Frequently recommended for \u003cstrong data-start=\"761\" data-end=\"858\"\u003eallergies, asthma, chemical sensitivity, smoke exposure, and sleep-related air quality issues\u003c\/strong\u003e due to its broad-spectrum filtration focus. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"cso2zh\" data-start=\"944\" data-end=\"1172\"\u003e\n\u003cstrong data-start=\"946\" data-end=\"988\"\u003eSleep-optimized performance philosophy\u003c\/strong\u003e – Unlike sensor-based purifiers, experts note its \u003cstrong data-start=\"1039\" data-end=\"1072\"\u003emanual, steady airflow design\u003c\/strong\u003e helps maintain consistent nighttime air cleaning without fluctuations or auto-mode interruptions.\u003c\/li\u003e\n\u003cli data-section-id=\"164eudp\" data-start=\"1174\" data-end=\"1405\"\u003e\n\u003cstrong data-start=\"1176\" data-end=\"1223\"\u003eLong-life filter system reduces maintenance\u003c\/strong\u003e – The oversized media pack is built for \u003cstrong data-start=\"1264\" data-end=\"1289\"\u003eup to ~5 years of use\u003c\/strong\u003e, making it a low-maintenance option compared to frequent-change HEPA units. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"39b6uq\" data-start=\"1407\" data-end=\"1632\"\u003e\n\u003cstrong data-start=\"1409\" data-end=\"1454\"\u003eHigh adsorption capacity vs compact units\u003c\/strong\u003e – Reviewers often emphasize its advantage in \u003cstrong data-start=\"1500\" data-end=\"1517\"\u003ecarbon volume\u003c\/strong\u003e, which is significantly higher than most consumer purifiers, improving odor and VOC reduction in enclosed rooms.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003eQ\u0026amp;A\u003c\/h5\u003e\n\u003cp data-start=\"0\" data-end=\"271\"\u003e\u003cstrong data-start=\"0\" data-end=\"62\"\u003eQ: What is the Austin Air Bedroom Machine Filter (FR402B)?\u003c\/strong\u003e\u003cbr data-start=\"62\" data-end=\"65\"\u003eA: A genuine replacement filter for the Austin Air Bedroom Machine, designed to maintain medical-grade air purification in sleep environments and small living spaces. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"273\" data-end=\"503\"\u003e\u003cstrong data-start=\"273\" data-end=\"328\"\u003eQ: What does the FR402B filter remove from the air?\u003c\/strong\u003e\u003cbr data-start=\"328\" data-end=\"331\"\u003eA: It reduces dust, pollen, pet dander, mold spores, smoke, VOCs, gases, odors, and airborne chemicals using multi-stage filtration. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"505\" data-end=\"717\"\u003e\u003cstrong data-start=\"505\" data-end=\"549\"\u003eQ: How effective is its HEPA filtration?\u003c\/strong\u003e\u003cbr data-start=\"549\" data-end=\"552\"\u003eA: The True Medical HEPA layer captures up to 99.97% of particles ≥0.3 microns and a high percentage of ultra-fine particles. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"719\" data-end=\"968\"\u003e\u003cstrong data-start=\"719\" data-end=\"762\"\u003eQ: What filtration stages are included?\u003c\/strong\u003e\u003cbr data-start=\"762\" data-end=\"765\"\u003eA: A 5-stage system: pre-filter (large \u0026amp; medium particles), activated carbon\/zeolite, medical HEPA, and HEGA carbon cloth for enhanced gas and chemical adsorption. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"970\" data-end=\"1191\"\u003e\u003cstrong data-start=\"970\" data-end=\"1012\"\u003eQ: What is the FR402B compatible with?\u003c\/strong\u003e\u003cbr data-start=\"1012\" data-end=\"1015\"\u003eA: It fits the Austin Air Bedroom Machine and is interchangeable with other standard-size Austin Air units for upgrades or replacements. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1193\" data-end=\"1380\"\u003e\u003cstrong data-start=\"1193\" data-end=\"1230\"\u003eQ: How long does the filter last?\u003c\/strong\u003e\u003cbr data-start=\"1230\" data-end=\"1233\"\u003eA: Typically up to 5 years under normal residential use, depending on air quality and operating conditions.\u003c\/p\u003e\n\u003ch5\u003eMaintenance Tips\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli data-section-id=\"1x9skqv\" data-start=\"112\" data-end=\"192\"\u003e\n\u003cstrong data-start=\"114\" data-end=\"143\"\u003eNo washing or disassembly\u003c\/strong\u003e: Never open the sealed HEPA\/carbon filter pack\u003c\/li\u003e\n\u003cli data-section-id=\"1fqp6qq\" data-start=\"193\" data-end=\"303\"\u003e\n\u003cstrong data-start=\"195\" data-end=\"224\"\u003eVacuum exterior regularly\u003c\/strong\u003e: Gently vacuum the intake grille to reduce dust buildup and maintain airflow\u003c\/li\u003e\n\u003cli data-section-id=\"16xgdko\" data-start=\"304\" data-end=\"417\"\u003e\n\u003cstrong data-start=\"306\" data-end=\"336\"\u003eMaintain airflow clearance\u003c\/strong\u003e: Keep ~4–6 inches of space around the unit for optimal suction and circulation\u003c\/li\u003e\n\u003cli data-section-id=\"163ms62\" data-start=\"418\" data-end=\"554\"\u003e\n\u003cstrong data-start=\"420\" data-end=\"440\"\u003eRun consistently\u003c\/strong\u003e: Continuous use (especially on low\/medium) improves air cleaning efficiency and extends usable performance life\u003c\/li\u003e\n\u003cli data-section-id=\"1qivkey\" data-start=\"555\" data-end=\"678\"\u003e\n\u003cstrong data-start=\"557\" data-end=\"590\"\u003ePre-filter protection matters\u003c\/strong\u003e: The outer pre-filter traps large dust—keeping it clean helps protect the main filter\u003c\/li\u003e\n\u003cli data-section-id=\"1nngxtg\" data-start=\"679\" data-end=\"772\"\u003e\n\u003cstrong data-start=\"681\" data-end=\"719\"\u003eAvoid moisture \u0026amp; humidity exposure\u003c\/strong\u003e: Prevents carbon media degradation and odor issues\u003c\/li\u003e\n\u003cli data-section-id=\"144py0d\" data-start=\"773\" data-end=\"900\"\u003e\n\u003cstrong data-start=\"775\" data-end=\"792\"\u003eReplace cycle\u003c\/strong\u003e: Typically every \u003cstrong data-start=\"810\" data-end=\"823\"\u003e4–5 years\u003c\/strong\u003e under normal residential use; sooner in heavy pollution\/smoke environments\u003c\/li\u003e\n\u003cli data-section-id=\"te5el2\" data-start=\"901\" data-end=\"1023\"\u003e\n\u003cstrong data-start=\"903\" data-end=\"945\"\u003ePerformance indicators for replacement\u003c\/strong\u003e: Noticeable odor return, reduced airflow, or visible dust buildup on intake\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Austin Air","offers":[{"title":"White","offer_id":45650589352127,"sku":"FR402B","price":408.99,"currency_code":"USD","in_stock":true},{"title":"Black","offer_id":45650589384895,"sku":"FR402A","price":408.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0683\/5703\/0079\/files\/the-5-stage-austin-air-bedroom-machine-replacement-filter.jpg?v=1779274850","url":"https:\/\/www.mybackyardzone.com\/products\/bedroom-machine-filter","provider":"Your Outdoor Setup Starts Here","version":"1.0","type":"link"}