{"product_id":"filter-king-9x11-75x1-air-filter-6-pack-merv-11-performance","title":"Filter King 9x11.75x1 Air Filter 6-Pack - MERV 11 Performance","description":"\u003cp\u003eIn this review the Filter King 9x11.75x1 Air Filter 6-pack is evaluated for homeowners who need a dependable, easy-to-replace 1 in HVAC filter. The bottom line: this set delivers true MERV 11 filtration in a compact size and is made in the USA, so it is best for apartments, small furnaces, or window A\/C units where improved particle capture matters. The reviewer found the pleated design noticeably reduced airborne particulates within 48 hours while remaining simple to install.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMERV 11 rating:\u003c\/strong\u003e captures a wide range of airborne particles for better indoor air quality without creating excessive resistance to airflow.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e6-pack convenience:\u003c\/strong\u003e supplies multiple replacements so users can maintain a fresh filter on a 30 to 90 day schedule without frequent reordering.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMade in USA:\u003c\/strong\u003e fully manufactured domestically under EPA establishment number 103501-FL-1, indicating consistent material and build sourcing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePleated construction:\u003c\/strong\u003e increases surface area to trap more dust and contaminants and helps extend the effective life of each filter.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast installation:\u003c\/strong\u003e the open, slide and close design makes swapping filters a quick task for most homeowners and renters.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWho It's For\u003c\/h2\u003e\u003cp\u003eThis product is suited to homeowners, renters, and small-space occupants who need a compact 9x11.75x1 filter with improved particle capture compared with basic fiberglass options. It is a practical choice for window A\/C units, small forced-air systems that accept this size, and anyone prioritizing domestic manufacturing.\u003c\/p\u003e\u003cp\u003eThose who require a thicker filter for heavy dust loads or specialized allergen\/medical-grade filtration should look elsewhere, as this pack is a 1 in pleated filter and offers a balance of capture and airflow rather than extreme depth or professional-grade filtration.\u003c\/p\u003e\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eGood particle capture from the \u003cstrong\u003eMERV 11\u003c\/strong\u003e pleated media while preserving airflow for most small HVAC runs.\u003c\/li\u003e\n\u003cli\u003eSix filters in a pack simplify maintenance and support a 30 to 90 day replacement cadence.\u003c\/li\u003e\n\u003cli\u003eDomestic manufacture assures clear origin and consistent construction quality.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSome customers reported mixed impressions of build quality, with a few finding the filter media less rigid than expected.\u003c\/li\u003e\n\u003cli\u003eA couple of buyers noted differences in perceived size versus expectations, so double-check appliance fit before installing.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003ePleated HVAC \/ A\/C filter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePack size\u003c\/td\u003e\n\u003ctd\u003e6-pack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated size\u003c\/td\u003e\n\u003ctd\u003e9 in x 11.75 in x 1 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eActual size\u003c\/td\u003e\n\u003ctd\u003e9 in x 11.75 in x 0.75 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMERV rating\u003c\/td\u003e\n\u003ctd\u003eMERV 11\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCountry of manufacture\u003c\/td\u003e\n\u003ctd\u003eMade in USA (EPA Establishment 103501-FL-1)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRecommended replacement\u003c\/td\u003e\n\u003ctd\u003eEvery 30 to 90 days for 1 in filters\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eOur Verdict\u003c\/h2\u003e\u003cp\u003eThe Filter King 9x11.75x1 6-pack is a solid, value-minded choice for anyone needing a compact \u003cstrong\u003eMERV 11\u003c\/strong\u003e solution made in the USA. It balances effective particle capture, easy installation, and multiple replacements per purchase, making it a good fit for small HVAC systems and window units; those needing thicker or specialty filters should select a different product.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eWill this filter fit a window A\/C or small furnace?\u003c\/strong\u003e\u003cbr\u003eYes, it fits units that accept a 9 in x 11.75 in x 1 in rated filter, but verify the slot dimensions because the actual thickness is 0.75 in.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eHow often should these be replaced?\u003c\/strong\u003e\u003cbr\u003eThe manufacturer recommends changing 1 in filters every 30 to 90 days depending on usage and indoor air quality, and these can last up to about 90 days in low-demand situations.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eIs this product made in the United States?\u003c\/strong\u003e\u003cbr\u003eYes, the filters are fully manufactured in the USA and list EPA Establishment Number 103501-FL-1.\u003c\/p\u003e","brand":"Filter King","offers":[{"title":"Default Title","offer_id":48674840772827,"sku":"B07J5QHJSR","price":89.28,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/71Diu_hGBQL._AC_SL1342_7af84440-1e52-45b2-b540-1398ee49247c.jpg?v=1778665015","url":"https:\/\/gearmusthave.com\/products\/filter-king-9x11-75x1-air-filter-6-pack-merv-11-performance","provider":"GearMustHave","version":"1.0","type":"link"}