{"product_id":"filter-king-39-5x9-5x1-air-filter-4-pack-merv-8-pleated-filters","title":"Filter King 39.5x9.5x1 Air Filter 4-Pack - MERV 8 Pleated Filters","description":"\u003cp\u003eIn this review of the Filter King 39.5x9.5x1 Air Filter 4-pack, the bottom line is simple: this set is aimed at homeowners who want a dependable, Made in USA replacement that balances particle capture and airflow without fuss. The reviewer found the \u003cstrong\u003eMERV 8\u003c\/strong\u003e rating and pleated design provide a noticeable improvement in home air quality within days, while the four-pack format and recommended 30 to 90 day change interval make it convenient for routine maintenance.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMERV 8 rating:\u003c\/strong\u003e Captures common household airborne particles without significantly restricting airflow, helping HVAC systems run efficiently.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePleated construction:\u003c\/strong\u003e The pleated design increases surface area so the filter traps more contaminants and extends usable life between changes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMade in USA:\u003c\/strong\u003e Fully manufactured in the United States, giving assurance about materials and consistent construction quality.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eActual size listing:\u003c\/strong\u003e Labeled 39.5 in x 9.5 in x 1 in with actual dimensions 39.5 in x 9.5 in x.75 in for a reliable fit in compatible housings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-pack convenience:\u003c\/strong\u003e Four filters per purchase means fewer trips to replace units and predictable scheduling for 30 to 90 day replacements.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis product suits homeowners and renters with standard 1 in filter slots who want a \u003cstrong\u003ecost-effective\u003c\/strong\u003e mid-level filtration option that balances capture and airflow. It is also a good choice for households without heavy allergy triggers where professional-grade filtration is unnecessary.\u003c\/p\u003e\n\u003cp\u003eThose needing HEPA-level filtration or specific medical-grade air cleaning should look for higher MERV ratings or dedicated air purifiers, since a MERV 8 pleated 1 in filter is intended as general-purpose HVAC protection rather than specialized particulate removal.\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\u003eReliable MERV 8 performance captures dust, pollen and pet dander while maintaining airflow.\u003c\/li\u003e\n\u003cli\u003eMade in USA construction offers consistent build quality and materials.\u003c\/li\u003e\n\u003cli\u003ePleated design and four filters per pack extend service intervals and simplify replacements.\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.75 in, which is slightly under the nominal 1 in dimension and should be checked for exact fit in tighter frames.\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\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\u003eNominal size\u003c\/td\u003e\n\u003ctd\u003e39.5 in x 9.5 in x 1 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eActual size\u003c\/td\u003e\n\u003ctd\u003e39.5 in x 9.5 in x.75 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMERV rating\u003c\/td\u003e\n\u003ctd\u003eMERV 8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMade in\u003c\/td\u003e\n\u003ctd\u003eUSA (EPA Est. 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\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe Filter King 39.5x9.5x1 4-pack is a practical, value-oriented choice for routine HVAC maintenance, offering dependable \u003cstrong\u003eMERV 8\u003c\/strong\u003e filtration and American-made quality. It is a sensible buy for most homes that need better particle capture than basic fiberglass filters without sacrificing airflow or spending on specialty media.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eHow often should these filters be changed?\u003c\/strong\u003e\u003cbr\u003eFilter King recommends changing 1 in filters every 30 to 90 days depending on household conditions and system usage.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill a MERV 8 filter restrict my airflow?\u003c\/strong\u003e\u003cbr\u003eA MERV 8 pleated filter is designed to trap particles while maintaining airflow suitable for typical residential HVAC systems.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre these filters manufactured in the United States?\u003c\/strong\u003e\u003cbr\u003eYes, these 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":48741565595867,"sku":"B0CPT8G6T1","price":56.2,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/71tIJ44DetL._AC_SL1500.jpg?v=1779001943","url":"https:\/\/gearmusthave.com\/products\/filter-king-39-5x9-5x1-air-filter-4-pack-merv-8-pleated-filters","provider":"GearMustHave","version":"1.0","type":"link"}