{"product_id":"blueair-classic-400-series-genuine-particle-replacement-filter-fits-480i-402-403-405-410-450e-455eb","title":"BLUEAIR Classic 400 Series Genuine Particle Replacement Filter | Fits 480i, 402, 403, 405, 410, 450E, 455EB","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\u003cp\u003eEnhance your BLUEAIR purifier with the Classic 400 Series Genuine Particle Replacement Filter. This filter is designed to trap particles of multiple sizes while maintaining strong airflow, helping your space feel clear and comfortable without sacrificing performance.\u003c\/p\u003e\u003cp\u003eKey design features include a gradient filter structure that resists clogging and prevents re-release of trapped particles, plus ultrasonically bonded media that keeps fibers from escaping into your environment. The result is a steady flow of clean air as you operate your purifier, even when the filter is heavily loaded.\u003c\/p\u003e\u003cp\u003eThe advanced polypropylene media captures particle pollutants down to 0.1 micron, including pollen, dust, and pet dander, supporting a more refreshing indoor atmosphere.\u003c\/p\u003e\u003ch3\u003eWhat you get with a genuine Blueair Particle Replacement Filter\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eUse genuine Blueair Replacement filters for optimal performance\u003c\/li\u003e\n\u003cli\u003eParticle filter reduces pollen, dust, pet dander, mold spores, viruses and bacteria\u003c\/li\u003e\n\u003cli\u003eRecommended to change filter once every 6 months, or dependent on usage\u003c\/li\u003e\n\u003cli\u003eEnergy saving Blueair air filters save energy due to a low-density design and requiring less pressure to push air through the filters\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003ePerformance and lifespan\u003c\/h3\u003e\u003cp\u003eThe filter life varies with the environment and fan speed, with typical replacement guidance spanning six months to a year. More demanding spaces may shorten the interval; calmer rooms may extend it.\u003c\/p\u003e\u003ch3\u003eReal-world use cases\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eLiving with pets, dust, and daily indoor pollutants\u003c\/li\u003e\n\u003cli\u003eSeasonal pollen and urban air challenges in compact homes\u003c\/li\u003e\n\u003cli\u003eEnergy-conscious setups where minimizing resistance matters\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eFor best results, pair with your BLUEAIR purifier and use genuine filters to maintain optimal filtration performance.\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: What does the BLUEAIR Classic 400 Series Particle Replacement Filter do?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: It traps particles down to 0.1 micron while preserving airflow, with no re-release of captured particles.\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 BLUEAIR Classic 400 Series filter?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Typically every 6 months, or sooner depending on usage and environment.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"BLUEAIR","offers":[{"title":"Default Title","offer_id":51683385508157,"sku":"B000069A1Q","price":124.91,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0996\/7874\/8989\/files\/blueair-classic-400-particle-filter.jpg?v=1778242745","url":"https:\/\/loftwyn.com\/products\/blueair-classic-400-series-genuine-particle-replacement-filter-fits-480i-402-403-405-410-450e-455eb","provider":"loftwyn","version":"1.0","type":"link"}