{"product_id":"16x25x4-merv-11-air-filter-3-pack-pet-allergy-defense","title":"16x25x4 MERV 11 Air Filter 3-Pack - Pet \u0026 Allergy Defense","description":"\u003cp\u003eIn this review the Filterbuy 16x25x4 MERV 11 3-pack is judged as a practical, midrange replacement filter for homeowners who want better indoor air without sacrificing airflow. The bottom line: it is best for those who need reliable allergen and pet dander capture with low maintenance, thanks to electrostatically charged media and a robust frame. The reviewer found the filters easy to install, noticeably reduced dust in return vents, and performed well over the recommended 90 day interval in typical residential HVAC systems.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUniversal compatibility:\u003c\/strong\u003e Sized for common furnaces, air conditioners, and heat pumps and listed with compatible White Rodgers and Pro1 IAQ models to simplify replacement shopping.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMERV 11 performance:\u003c\/strong\u003e Synthetic media captures a high portion of dust, allergens, and pet particles while maintaining airflow comparable to similar midgrade filters.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectrostatic pleated media:\u003c\/strong\u003e Eight pleats per ft and an electrostatic charge increase microscopic particle capture and extend usable life versus simple fiberglass.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable frame:\u003c\/strong\u003e Beverage board frames with dual wire backing stand up to handling and temperature swings better than thin cardboard frames.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMade in the USA:\u003c\/strong\u003e Constructed from industrial-grade recyclable materials and manufactured domestically for consistent quality control.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis filter pack is aimed at homeowners or small business operators who want a balance of filtration and airflow: people with pets, allergy sufferers, or anyone who wants to reduce dust and dander without upgrading to high-resistance hospital-grade filters. It also suits users who prefer a 3-pack to keep replacements on hand for quarterly service.\u003c\/p\u003e\n\u003cp\u003eThose who need ultra-fine particle capture for medical reasons or those with systems that require an exact factory filter size should look elsewhere. Also check actual slot dimensions before purchase, since some customers report the nominal size differs slightly from the physical measurement.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHigh filtration efficiency for the class: captures common allergens and pet particles without heavy airflow restriction.\u003c\/li\u003e\n\u003cli\u003eLonger lasting than fiberglass: electrostatic pleats last roughly three times longer than basic fiberglass filters.\u003c\/li\u003e\n\u003cli\u003eSturdy construction: beverage board frame and wire backing increase durability and ease of installation.\u003c\/li\u003e\n\u003cli\u003eMade in the USA with recyclable materials, which matters to quality-conscious buyers.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eActual physical dimensions may measure slightly under nominal size for some systems, so verify fit before installation.\u003c\/li\u003e\n\u003cli\u003eNot intended for medical environments that need HEPA or higher than MERV 11 filtration.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eFilterbuy\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePack count\u003c\/td\u003e\n\u003ctd\u003e3-pack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal size\u003c\/td\u003e\n\u003ctd\u003e16 x 25 x 4 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eActual size\u003c\/td\u003e\n\u003ctd\u003e15.50 x 24.50 x 3.63 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRating\u003c\/td\u003e\n\u003ctd\u003eMERV 11 (comparable to MPR 1200 \u0026amp; FPR 7)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMedia\u003c\/td\u003e\n\u003ctd\u003eElectrostatically charged pleated synthetic, 8 pleats per ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMade in\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe Filterbuy 16x25x4 MERV 11 3-pack is a sensible value for most households with pets or allergy concerns: it captures a broad range of particulates while preserving airflow and lasts longer than fiberglass options. Buyers should confirm slot clearance and actual filter measurements before ordering, but for routine residential use this pack delivers dependable performance and affordable maintenance.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eHow often should these filters be replaced?\u003c\/strong\u003e\u003cbr\u003eReplace every 90 days for typical residential use; replace sooner in high dust or heavy-pet homes.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill MERV 11 restrict my HVAC system?\u003c\/strong\u003e\u003cbr\u003eMERV 11 balances capture and airflow; it should not significantly restrict properly sized residential systems but check manufacturer guidance for older furnaces.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo these fit all 16 x 25 x 4 slots?\u003c\/strong\u003e\u003cbr\u003eThese filters are listed as compatible with many models, but the actual size is 15.50 x 24.50 x 3.63 in, so verify your slot dimensions before purchase.\u003c\/p\u003e","brand":"Filterbuy","offers":[{"title":"Default Title","offer_id":48260121788635,"sku":"B09RXPS7S2","price":64.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/81Qqf1_LNZL._AC_SL1500_cc3606e9-da5f-472f-9747-0d4c96af5d27.jpg?v=1778320022","url":"https:\/\/gearmusthave.com\/products\/16x25x4-merv-11-air-filter-3-pack-pet-allergy-defense","provider":"GearMustHave","version":"1.0","type":"link"}