{"product_id":"true-hepa-filter-replacement-2-pk-fits-45i-b4-odor","title":"Nispira True HEPA + Activated Carbon Filter for Alen BreatheSmart 45i \u0026 Flex Air Purifier (Compares to B4-Odor, B4-Fresh, FL40-Silver-Carbon)","description":"\u003ch4 dir=\"ltr\"\u003eNispira True HEPA + Activated Carbon Filter for Alen BreatheSmart 45i \u0026amp; Flex Air Purifier\u003c\/h4\u003e\n\u003cp dir=\"ltr\"\u003eKeep your Alen BreatheSmart 45i or Flex air purifier performing at its best with the Nispira True HEPA + activated carbon replacement filter — a direct-fit alternative to the original manufacturer filter.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eThis filter combines a preliminary layer that traps hair and dust with True HEPA filtration and activated carbon, helping capture airborne particles while deodorizing household odors.\u003c\/p\u003e\n\u003ch3 dir=\"ltr\"\u003eProduct Specifications\u003c\/h3\u003e\n\u003cdiv dir=\"ltr\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth scope=\"col\"\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth scope=\"col\"\u003e\u003cstrong\u003eDetails\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eNispira\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eTrue HEPA + Activated Carbon Replacement Filter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFilter Dimension\u003c\/td\u003e\n\u003ctd\u003e14.25\" L x 11\" W x 2\" TH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFiltration Efficiency\u003c\/td\u003e\n\u003ctd\u003eUp to 99.97% of particles as small as 0.3 microns\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOdor Control\u003c\/td\u003e\n\u003ctd\u003eActivated carbon deodorizes household odors and traps dust\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible Models\u003c\/td\u003e\n\u003ctd\u003eAlen BreatheSmart 45i, Alen BreatheSmart Flex (Bh400)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOEM Reference\u003c\/td\u003e\n\u003ctd\u003eB4-Odor, B4-Fresh, FL40-Silver-Carbon\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInstallation\u003c\/td\u003e\n\u003ctd\u003eTool-Free, Direct Fit Replacement\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePackage Quantity\u003c\/td\u003e\n\u003ctd\u003e1 Filter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSuggested Replacement\u003c\/td\u003e\n\u003ctd\u003eEvery 6 months\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Classification\u003c\/td\u003e\n\u003ctd\u003eAftermarket Replacement Filter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOEM Status\u003c\/td\u003e\n\u003ctd\u003eNot an OEM Product\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch3 dir=\"ltr\"\u003ePackage Includes\u003c\/h3\u003e\n\u003cul dir=\"ltr\"\u003e\n\u003cli\u003e1 × Nispira True HEPA + activated carbon replacement filter\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 dir=\"ltr\"\u003eInstallation\u003c\/h3\u003e\n\u003cp dir=\"ltr\"\u003eNo tools or special expertise required.\u003c\/p\u003e\n\u003col dir=\"ltr\"\u003e\n\u003cli\u003eTurn off and unplug your Alen air purifier before servicing.\u003c\/li\u003e\n\u003cli\u003eRemove the existing filter from the unit.\u003c\/li\u003e\n\u003cli\u003eConfirm the filter model matches your Alen 45i or Flex unit.\u003c\/li\u003e\n\u003cli\u003eInsert the Nispira replacement filter in the correct orientation.\u003c\/li\u003e\n\u003cli\u003eClose the compartment and restart the purifier.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp dir=\"ltr\"\u003eAlways follow your Alen air purifier's manual for filter access and orientation.\u003c\/p\u003e\n\u003ch3 dir=\"ltr\"\u003eFiltration and Maintenance\u003c\/h3\u003e\n\u003cul dir=\"ltr\"\u003e\n\u003cli\u003e\n\u003cstrong\u003ePreliminary filter layer:\u003c\/strong\u003e Traps hair and dust\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrue HEPA layer:\u003c\/strong\u003e Captures up to 99.97% of airborne particles as small as 0.3 microns\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eActivated carbon:\u003c\/strong\u003e Deodorizes household odors and traps dust\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"ltr\"\u003eFor best results, replace approximately every 6 months, depending on usage and indoor air quality.\u003c\/p\u003e\n\u003ch3 dir=\"ltr\"\u003eCompatibility Notice\u003c\/h3\u003e\n\u003cp dir=\"ltr\"\u003eThis replacement filter is designed for Alen BreatheSmart \u003cstrong\u003e45i\u003c\/strong\u003e and \u003cstrong\u003eFlex (Bh400)\u003c\/strong\u003e air purifiers, comparing to original filters referenced as \u003cstrong\u003eB4-Odor, B4-Fresh, and FL40-Silver-Carbon\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eBefore ordering, compare your unit's model and existing filter with the compatibility list above.\u003c\/p\u003e\n\u003ch3 dir=\"ltr\"\u003eDisclaimer\u003c\/h3\u003e\n\u003cp dir=\"ltr\"\u003eNispira is an independent brand. This is an aftermarket replacement filter and is not manufactured by Alen.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eBrand names, trademarks, and model references are used solely to identify compatibility. Nispira is not affiliated with, sponsored by, or endorsed by Alen or its trademark holders.\u003c\/p\u003e","brand":"Nispira","offers":[{"title":"1","offer_id":41346478768179,"sku":"10210","price":28.99,"currency_code":"USD","in_stock":true},{"title":"2","offer_id":41346478800947,"sku":"10211","price":46.99,"currency_code":"USD","in_stock":true},{"title":"3","offer_id":41346478833715,"sku":"10516","price":67.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/3500\/9843\/files\/9_c91660f9-fd04-4e74-b47b-62479c315166.jpg?v=1788303906","url":"https:\/\/lacomptoirdefrance.com\/products\/true-hepa-filter-replacement-2-pk-fits-45i-b4-odor","provider":"Nispira","version":"1.0","type":"link"}