{"product_id":"filtrete-adp01-2pk-2-16x25x4-ac-furnace-air-filter-micro-allergen","title":"Filtrete ADP01-2PK-2 16x25x4 AC Furnace Air Filter - Micro Allergen","description":"\u003cp\u003eOur review of the Filtrete ADP01-2PK-2 finds this 2-pack of 16x25x4 furnace filters ideal for homeowners who want straightforward, effective airborne particle capture without extra fuss. The biggest reason to buy is simple: the Micro Allergen Defense media with MPR 1000 (MERV 11) noticeably cuts dust and common allergens while remaining a non-electrostatic, washable pleated option that balances filtration and airflow for residential HVAC systems.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMicro Allergen Defense media:\u003c\/strong\u003e The MPR 1000 rating targets pollen, pet dander and smoke-level particles for improved indoor air quality.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDeep pleat construction:\u003c\/strong\u003e The thicker, 4 in. depth increases media surface area so the filter captures more contaminants before needing replacement.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Designed to fit many Honeywell and Lennox units with actual dimensions of 15.88 x 24.56 x 4.31 in, making it a practical replacement choice.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3-in-1 Filtrete technology:\u003c\/strong\u003e Combines capture mechanisms to attract and trap a range of particle sizes while keeping airflow steady for furnace and AC performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaintenance guidance:\u003c\/strong\u003e The filter works best when replaced on a schedule-every 12 months for 4 in. sizes-and Filtrete offers change reminders to simplify upkeep.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWho It's For\u003c\/h2\u003e\u003cp\u003eThese filters suit homeowners with central heating and cooling who want better-than-fiberglass filtration without the complexity of electrostatic models. They are a sound pick for people managing seasonal allergies, pet dander or general dust buildup and who value balanced airflow for HVAC efficiency.\u003c\/p\u003e\u003cp\u003eThose who need a precisely slim or nonstandard size should check measurements carefully before buying, since some customers reported occasional fit issues when furnace slots were tight. Consumers seeking medical-grade or HEPA-level filtration should look elsewhere for higher-efficiency specialty filters.\u003c\/p\u003e\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCaptures a broad range of particles including lint, pollen and smoke thanks to MPR 1000 performance.\u003c\/li\u003e\n\u003cli\u003eDeep pleat, 4 in. construction increases lifespan and dust-holding capacity compared with 1 in. filters.\u003c\/li\u003e\n\u003cli\u003eGood value in a 2-count pack and noted by users to perform similarly to higher-priced alternatives.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eActual dimensions are slightly under nominal 16 x 25 x 4 and a few users found the fit too large for some slots.\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003eFurnace\/AC air filter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eADP01-2PK-2 (2 count)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated MPR \/ MERV\u003c\/td\u003e\n\u003ctd\u003eMPR 1000 \/ MERV 11\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eActual dimensions\u003c\/td\u003e\n\u003ctd\u003e15.88 x 24.56 x 4.31 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRecommended change interval\u003c\/td\u003e\n\u003ctd\u003eAt least every 12 months for 4 in. filters\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible brands\u003c\/td\u003e\n\u003ctd\u003eFits many Honeywell and Lennox devices\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eOur Verdict\u003c\/h2\u003e\u003cp\u003eThe Filtrete ADP01-2PK-2 16x25x4 is a pragmatic choice for homeowners who want reliable allergen and dust reduction without sacrificing airflow. Its MPR 1000 deep-pleat design provides strong particle capture and overall value in a 2-pack, though buyers should verify the actual 15.88 x 24.56 x 4.31 in dimensions against their furnace slot before ordering.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eHow often should these 4 in. filters be changed?\u003c\/strong\u003e\u003cbr\u003eFiltrete recommends at least every 12 months for 4 in. filters; higher pollution or heavy use may require more frequent changes.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWill this fit my Honeywell or Lennox unit?\u003c\/strong\u003e\u003cbr\u003eThe filter is designed to fit many Honeywell and Lennox devices, but confirm the actual 15.88 x 24.56 x 4.31 in dimensions against your slot to avoid fit issues.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat does MPR 1000 mean?\u003c\/strong\u003e\u003cbr\u003eMPR 1000 indicates the filter captures a significant portion of microparticles such as pollen, pet dander and smoke and corresponds roughly to MERV 11 performance.\u003c\/p\u003e","brand":"Filtrete","offers":[{"title":"Default Title","offer_id":48653098680539,"sku":"B00OPSIIGQ","price":52.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/81R-YLDFg8L._AC_SL1500.jpg?v=1778742984","url":"https:\/\/gearmusthave.com\/products\/filtrete-adp01-2pk-2-16x25x4-ac-furnace-air-filter-micro-allergen","provider":"GearMustHave","version":"1.0","type":"link"}