{"product_id":"filter-king-17-5x17-5x4-air-filter-5-pack-merv-8-pleated-filters","title":"Filter King 17.5x17.5x4 Air Filter 5-Pack - MERV 8 Pleated Filters","description":"\u003cp\u003eIn this review the Filter King 17.5x17.5x4 Air Filter 5-pack is evaluated for homeowners and renters who need an easy replacement for return vents in HVAC systems. The bottom line: this set is best for anyone who wants a reliable, pleated \u003cstrong\u003eMERV 8\u003c\/strong\u003e filter made in the United States that balances particle capture and airflow without specialty filtration hassle. It stands out for its actual size specification and simple installation, which makes swapping filters straightforward for routine home 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 airborne particles to improve indoor air quality while maintaining system airflow.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePleated 4-inch design:\u003c\/strong\u003e The pleats increase surface area so the filter traps more dust and lasts longer between changes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eActual size listed:\u003c\/strong\u003e The filter's true measurements of 17.5 x 17.5 x 3.75 in help avoid fit surprises in odd-size return vents.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMade in USA:\u003c\/strong\u003e Fully manufactured domestically using specified materials, with an EPA establishment number provided on packaging.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUp to 90 days life:\u003c\/strong\u003e Rated to perform for up to 90 days depending on conditions, giving flexible replacement intervals of 30 to 90 days.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis pack is aimed at homeowners, renters, and property managers who need a dependable mid-level filter for standard heating and cooling systems and want filters that fit non-standard returns. It suits people who value a balance of filtration and airflow for routine dust and pollen control rather than hospital-grade filtration.\u003c\/p\u003e\n\u003cp\u003eThose who require HEPA-level cleaning or have severe allergy and asthma management needs should look for higher MERV ratings or dedicated air purifiers, since a MERV 8 pleated filter is intended for general household particle capture, not medical-grade filtration.\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\u003eWell made and consistent in quality, with customers noting a solid construction that fits return vents accurately.\u003c\/li\u003e\n\u003cli\u003eGood value for a 5-pack, especially for odd filter sizes that are harder to find elsewhere.\u003c\/li\u003e\n\u003cli\u003ePleated design traps more dust and debris without noticeably restricting airflow in typical systems.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMERV 8 is not intended for heavy allergen or clinical-level filtration, so it may not meet the needs of those requiring higher efficiency capture.\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\u003e5-pack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated efficiency\u003c\/td\u003e\n\u003ctd\u003eMERV 8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal\/Actual size\u003c\/td\u003e\n\u003ctd\u003e17.5 x 17.5 x 4 in \/ 17.5 x 17.5 x 3.75 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFilter type\u003c\/td\u003e\n\u003ctd\u003ePleated 4-inch\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 Number 103501-FL-1)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRecommended replacement\u003c\/td\u003e\n\u003ctd\u003e30 to 90 days depending on use\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe Filter King 17.5x17.5x4 5-pack is a practical choice for typical homes and rental units that need reliable, easy-to-install filters in an uncommon size. It delivers solid dust and particle capture with a pleated \u003cstrong\u003eMERV 8\u003c\/strong\u003e design, domestic manufacturing, and clear actual sizing, making it a good value for routine HVAC maintenance.\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\u003eChange intervals vary by use, but the manufacturer recommends every 30 to 90 days; many households find 60 to 90 days acceptable unless sites are especially dusty.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill a MERV 8 filter restrict airflow?\u003c\/strong\u003e\u003cbr\u003eNo, a MERV 8 pleated filter is designed to capture common particles while maintaining airflow in standard home systems.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs the listed size the true size?\u003c\/strong\u003e\u003cbr\u003eYes, the product lists the actual size as 17.5 x 17.5 x 3.75 in so buyers can confirm fit before purchase.\u003c\/p\u003e","brand":"Filter King","offers":[{"title":"Default Title","offer_id":48189642178779,"sku":"B0CZMCGMM1","price":52.45,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/71DaK2mI0eL._AC_SL1419_60a2f0ce-f7a7-4e0c-bdb2-fd70e4931d65.jpg?v=1769652051","url":"https:\/\/gearmusthave.com\/products\/filter-king-17-5x17-5x4-air-filter-5-pack-merv-8-pleated-filters","provider":"GearMustHave","version":"1.0","type":"link"}