{"product_id":"wilerda-50-series-replacement-filters-for-air-purifier-2-pack-3-in-1-pre-filter-hepa-activated-carbon","title":"WILERDA 50-Series Replacement Filters for Air Purifier — 2 Pack (3-in-1: Pre-Filter, HEPA, Activated Carbon)","description":"\u003cp\u003eThe WILERDA 50-Series Replacement Filters are a practical upgrade for your MA air purifier, designed to refresh air quality in busy homes. This 2-pack includes a complete set of four filtration elements, built to fit models in the 50W\/50B\/50S family. With a focus on practical filtration and easy maintenance, these replacements aim to support a cleaner-feeling living space during daily activities like cooking, pet care, and seasonal pollen swings. While results can vary by environment, users often notice crisper air after replacing old filters and running the purifier through regular cycles.\u003c\/p\u003e\n\n\u003ch3\u003eWhat’s inside the 50-Series replacement pack\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eTwo replacement filter packs, each containing four filtration elements sized at 12.36 × 5.59 × 1.42 inches for consistent fit.\u003c\/li\u003e\n  \u003cli\u003eIncludes a complete set of pre-filter, HEPA, and activated carbon components to refresh the purifier’s performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eThree-stage filtration for everyday air\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003ePre-Filter captures larger particles early, helping extend the life of subsequent filtration layers.\u003c\/li\u003e\n  \u003cli\u003eHEPA stage targets fine particles, contributing to a crisper indoor atmosphere.\u003c\/li\u003e\n  \u003cli\u003eActivated carbon layer helps reduce odors and certain smoke-related smells for a fresher feel.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eDesign and performance\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eLarge surface area with densely packed pleats supports steady airflow and filtration efficiency.\u003c\/li\u003e\n  \u003cli\u003eFour-sided, lightweight design enables straightforward replacement without tools.\u003c\/li\u003e\n  \u003cli\u003eFSC-certified paper highlights an emphasis on responsibly sourced filtration materials.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eUsage guidance and maintenance\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003ePack includes two replacement filter sets for ongoing upkeep of your purifier’s performance.\u003c\/li\u003e\n  \u003cli\u003eMaintenance tip: replace every 3–6 months or after about 2,500 hours of use, depending on usage and air quality.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eCompatibility note: Designed to fit MA air purifier 50 Series models (50W, 50B, 50S). Please verify your unit model before purchasing to ensure a proper match.\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: Which air purifiers are compatible with these replacement filters?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Designed for MA air purifier 50 Series models (50W\/50B\/50S); please confirm your unit model before purchasing.\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: Replace every 3-6 months or after about 2,500 hours of use, depending on air quality and usage.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"WILERDA","offers":[{"title":"Default Title","offer_id":51679498928445,"sku":"B09Y1SCH3F","price":74.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0996\/7874\/8989\/files\/wilderda-50-series-replacement-filter-pack.jpg?v=1778151975","url":"https:\/\/loftwyn.com\/products\/wilerda-50-series-replacement-filters-for-air-purifier-2-pack-3-in-1-pre-filter-hepa-activated-carbon","provider":"loftwyn","version":"1.0","type":"link"}