{"product_id":"filter-king-11-25x19-25x1-air-filter-4-pack-merv-13-performance","title":"Filter King 11.25x19.25x1 Air Filter 4-Pack - MERV 13 Performance","description":"\u003cp\u003eIn this review of the Filter King 11.25x19.25x1 air filter 4-pack, the bottom line is simple: this set is best for homeowners who want stronger particle capture without changing filters weekly. The reviewer found the MERV 13 rating delivers noticeably clearer air within a few days and the pleated design helps extend filter life up to the suggested 90 days when used in normal residential HVAC systems. Installation is quick and straightforward, and the fact the filters are made in the USA is a practical plus for buyers who prefer domestic manufacture.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMERV 13 Rating:\u003c\/strong\u003e Provides higher efficiency capture of airborne particles for improved indoor air clarity within days of installation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePleated Design:\u003c\/strong\u003e The pleats increase surface area, allowing the filter to hold more debris and stay effective longer between changes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-Pack Convenience:\u003c\/strong\u003e Supplies a multi-month replacement cadence so households can keep an aligned maintenance schedule without frequent shopping trips.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eActual Size:\u003c\/strong\u003e Listed as 11.25 x 19.25 x 1 in with an actual thickness of 0.75 in, so measuring the furnace slot first avoids fit issues.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMade in USA:\u003c\/strong\u003e Fully manufactured domestically, which may appeal to shoppers looking for US-made HVAC parts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEasy Installation:\u003c\/strong\u003e The simple open, slide and close design makes swaps fast and tool-free for most furnace and A\/C housings.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWho It's For\u003c\/h2\u003e\u003cp\u003eThis filter pack is aimed at homeowners and renters with standard 1 in furnace and A\/C filter slots who want better particle removal than basic fiberglass filters. It is especially useful for households concerned about dust, pet dander, or seasonal pollen, and for those preferring filters produced in the United States.\u003c\/p\u003e\u003cp\u003eShoppers who need an exact tolerance for nonstandard frames or who require a thicker filter should double-check measurements, since the actual thickness is 0.75 in and some customers report mixed fit experiences. Budget shoppers looking for the lowest possible price per filter may find less expensive options, though often with lower filtration ratings.\u003c\/p\u003e\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHigh MERV 13 rating captures more airborne particles and improves perceived air clarity.\u003c\/li\u003e\n\u003cli\u003ePleated construction extends service life and reduces frequency of changes up to the recommended 30-90 day window.\u003c\/li\u003e\n\u003cli\u003eSold as a 4-pack for convenient scheduled replacements.\u003c\/li\u003e\n\u003cli\u003eManufactured in the USA for buyers who prioritize domestic production.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eActual thickness is 0.75 in, which can cause fit confusion for customers expecting a full 1 in board thickness.\u003c\/li\u003e\n\u003cli\u003eSome users report the filter material can feel less sturdy compared with heavier framed filters.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eFilter King\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePack Size\u003c\/td\u003e\n\u003ctd\u003e4-pack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated Size\u003c\/td\u003e\n\u003ctd\u003e11.25 x 19.25 x 1 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eActual Size\u003c\/td\u003e\n\u003ctd\u003e11.25 x 19.25 x 0.75 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMERV Rating\u003c\/td\u003e\n\u003ctd\u003eMERV 13\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRecommended Change Interval\u003c\/td\u003e\n\u003ctd\u003e30 - 90 days\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacture\u003c\/td\u003e\n\u003ctd\u003eMade in USA (EPA Establishment Number 103501-FL-1)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eOur Verdict\u003c\/h2\u003e\u003cp\u003eThe Filter King 11.25x19.25x1 MERV 13 4-pack is a solid choice for homeowners seeking better particle capture and easier maintenance with a multi-month supply. It delivers clear air improvements and simple installation, though buyers should measure slots carefully because the actual thickness is 0.75 in and the material may feel less rigid than heavier framed filters.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eHow often should these filters be changed?\u003c\/strong\u003e\u003cbr\u003eFilter King recommends changing 1 in pleated filters every 30-90 days depending on use and indoor conditions.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWill a MERV 13 filter affect HVAC airflow?\u003c\/strong\u003e\u003cbr\u003eThese pleated filters are designed to trap more particles without significantly impacting normal residential airflow, but check your system specifications if it is older or sensitive.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eAre the listed dimensions exact?\u003c\/strong\u003e\u003cbr\u003eThe rated size is 11.25 x 19.25 x 1 in but the actual thickness measures 0.75 in, so confirm your filter slot before purchase.\u003c\/p\u003e","brand":"Filter King","offers":[{"title":"Default Title","offer_id":48249324110043,"sku":"B0CZMDJ24D","price":74.6,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/71T8-PepccL._AC_SL1500.jpg?v=1776278976","url":"https:\/\/gearmusthave.com\/products\/filter-king-11-25x19-25x1-air-filter-4-pack-merv-13-performance","provider":"GearMustHave","version":"1.0","type":"link"}