{"product_id":"wilerda-45i-replacement-filter-for-a-len-breathesm-art-flex-bh400-45i-purifier-2-pack-3-in-1-hepa-4-pre-filters","title":"WILERDA 45i Replacement Filter for A-len BreatheSm-art Flex Bh400 \u0026 45i Purifier – 2-Pack 3-in-1 HEPA + 4 Pre-Filters","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eThe WILERDA 45i replacement filter is crafted for the A-len BreatheSm-art Flex Bh400 and the 45i Pure Air Purifier. This 2-pack combines a 3-stage True HEPA system with activated carbon pre-filters, delivering a ready-to-install solution designed to refresh indoor air with minimal effort.\u003c\/p\u003e\n\u003cp\u003eIn daily use, you may notice a subtle lift in air freshness after a cycle with this kit. The activated carbon layer helps tackle odors from kitchens, pets, or everyday activity, while the HEPA stage targets fine dust and irritants to support a cleaner ambient space.\u003c\/p\u003e\n\u003cp\u003eDesigned for convenience, the package bundles two complete filtration sets and four extra pre-filters, giving you a straightforward path to sustained device performance without constant shopping trips.\u003c\/p\u003e\n\u003ch3\u003eWhat’s included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e2-pack 3-stage filtration set (Pre-Filter, True HEPA Filter, Activated Carbon Filter)\u003c\/li\u003e\n\u003cli\u003e4 additional activated carbon pre-filters for extended maintenance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCompatibility and use\u003c\/h3\u003e\n\u003cp\u003eEnsure the model matches your purifier before ordering to guarantee a proper fit. The kit is tailored for A-len BreatheSm-art Flex Bh400 and 45i Pure Air Purifier, helping you refresh air quality with confidence.\u003c\/p\u003e\n\u003ch3\u003eKey benefits\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eHigh efficiency filtration captures up to 99.97% of particles as small as 0.3 microns\u003c\/li\u003e\n\u003cli\u003eActivated carbon layer helps reduce odors and some volatile compounds from indoor air\u003c\/li\u003e\n\u003cli\u003eCost-effective packaging with two complete filtration sets and four pre-filters\u003c\/li\u003e\n\u003cli\u003eFSC-certified paper used in the filter media for sustainability\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eUsage and maintenance\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eReplace the main 3-in-1 HEPA filter every 9–12 months depending on usage\u003c\/li\u003e\n\u003cli\u003eChange pre-filters every 3 months to maintain airflow and efficiency\u003c\/li\u003e\n\u003cli\u003eHandle filters gently and install according to your purifier’s user manual\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCustomer care: if you have questions about the product, contact us and we aim to respond within 24 hours.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is this filter compatible with A-len BreatheSm-art Flex Bh400 and 45i Pure Air Purifier?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, it is designed for those models to ensure proper fit.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How often should I replace the filters?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Main filter every 9–12 months; pre-filters every 3 months.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"WILERDA","offers":[{"title":"Default Title","offer_id":51675858305341,"sku":"B0C788NG5V","price":54.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0996\/7874\/8989\/files\/wilderda-45i-filter-compatibility-flex-bh400.jpg?v=1778114804","url":"https:\/\/loftwyn.com\/products\/wilerda-45i-replacement-filter-for-a-len-breathesm-art-flex-bh400-45i-purifier-2-pack-3-in-1-hepa-4-pre-filters","provider":"loftwyn","version":"1.0","type":"link"}