{"product_id":"filter-king-23x25x1-air-filter-4-pack-merv-13-home-protection","title":"Filter King 23x25x1 Air Filter 4-Pack - MERV 13 Home Protection","description":"\u003cp\u003eIn this review the Filter King 23x25x1 4-pack is evaluated for homeowners who want higher particle capture without sacrificing airflow. The bottom line: this set is best for families and allergy sufferers seeking a \u003cstrong\u003eMERV 13\u003c\/strong\u003e rated 1 in replacement that is fully manufactured in the United States. The reviewer found the pleated design noticeably improves air clarity within days and that installation is quick, while customers should verify actual sizing because the nominal and actual thickness differ.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMERV 13 rating:\u003c\/strong\u003e Captures a wide range of airborne particles including pollen and fine dust for improved indoor air quality.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePleated construction:\u003c\/strong\u003e Increases surface area so the filter traps more particles and extends the usable life between changes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMade in USA:\u003c\/strong\u003e Fully manufactured in the United States, built with materials meeting the stated EPA establishment identification.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e90 day performance window:\u003c\/strong\u003e Designed to last up to 90 days in typical conditions, with a recommended change interval of 30 to 90 days for 1 in filters.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast installation:\u003c\/strong\u003e Simple open, slide and close design makes replacement quick and reduces the chance of incorrect installation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis 4-pack is aimed at homeowners with forced-air HVAC systems who want stronger filtration than basic disposable fibers provide; it is especially relevant to those with allergies or pets who will benefit from the \u003cstrong\u003eMERV 13\u003c\/strong\u003e capture efficiency. It also suits property managers or anyone who prefers buying replacement filters in bulk to avoid frequent reordering.\u003c\/p\u003e\n\n\u003cp\u003eThose who should look elsewhere include owners who need nonstandard thicknesses or who require an ultra-rigid industrial frame; a few customers reported concerns about sturdiness and the actual thickness is 0.75 in rather than a full 1 in, so buyers with exact slot tolerances should double-check measurements before purchase.\u003c\/p\u003e\n\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 with a \u003cstrong\u003eMERV 13\u003c\/strong\u003e rating that improves air clarity within days.\u003c\/li\u003e\n\u003cli\u003ePleated design captures more particles and extends filter life compared with flat media.\u003c\/li\u003e\n\u003cli\u003eMade in the United States, produced under an EPA establishment number for traceability.\u003c\/li\u003e\n\u003cli\u003eFast and easy to install for most standard residential HVAC filters.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eActual thickness is 0.75 in which may cause fit issues in some housings expecting a true 1 in filter.\u003c\/li\u003e\n\u003cli\u003eSome users noted the filter frame can feel less sturdy than higher-end rigid models.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\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\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\u003e23 in x 25 in x 1 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eActual Size\u003c\/td\u003e\n\u003ctd\u003e23 in x 25 in x 0.75 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFilter Rating\u003c\/td\u003e\n\u003ctd\u003eMERV 13\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCountry of Manufacture\u003c\/td\u003e\n\u003ctd\u003eUnited States (EPA Establishment 103501-FL-1)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRecommended Change Interval\u003c\/td\u003e\n\u003ctd\u003e30 to 90 days\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe Filter King 23x25x1 4-pack is a sensible choice for homeowners and allergy sufferers who want effective \u003cstrong\u003eMERV 13\u003c\/strong\u003e filtration at a reasonable bulk price and appreciate that the product is made in the USA. It delivers improved air clarity and easy installation, but buyers should confirm slot dimensions because the actual thickness is 0.75 in and some users report modest sturdiness concerns.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eAre these genuine MERV 13 filters?\u003c\/strong\u003e\u003cbr\u003eYes, they are rated MERV 13 and designed to capture fine airborne particles while maintaining airflow.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the actual thickness of the filters?\u003c\/strong\u003e\u003cbr\u003eThe nominal size is 1 in but the listed actual thickness is 0.75 in, so measure your filter slot if fit is critical.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow often should these be replaced?\u003c\/strong\u003e\u003cbr\u003eThe manufacturer recommends changing 1 in pleated filters every 30 to 90 days depending on use and indoor air conditions.\u003c\/p\u003e","brand":"Filter King","offers":[{"title":"Default Title","offer_id":48619262902491,"sku":"B07JB9CTPQ","price":78.12,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/71rVguniI7L._AC_SL1500.jpg?v=1778506391","url":"https:\/\/gearmusthave.com\/products\/filter-king-23x25x1-air-filter-4-pack-merv-13-home-protection","provider":"GearMustHave","version":"1.0","type":"link"}