{"product_id":"28x30x2-air-filter-merv-11-3-pack-pet-allergy-defense","title":"28x30x2 Air Filter MERV 11 (3-Pack) - Pet \u0026 Allergy Defense","description":"\u003cp\u003eOur review of the 28x30x2 MERV 11 three-pack finds it best suited to homeowners and small businesses who want durable, higher-efficiency filtration without major HVAC airflow tradeoffs. The biggest reason to buy is straightforward: the filters use \u003cstrong\u003eMERV 11 synthetic media\u003c\/strong\u003e and electrostatic pleats to capture fine dust and pet dander while maintaining good airflow, so they improve indoor air quality for allergy sufferers and pet owners without frequent replacement headaches.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUniversal compatibility:\u003c\/strong\u003e Sized for common furnace and AC housings, the actual dimensions of 27.75 in x 29.75 in x 1.75 in mean an easy drop-in fit for systems using nominal 28x30x2 filters.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMERV 11 performance:\u003c\/strong\u003e The synthetic media captures a large share of airborne particulates, helping reduce allergens and pet hair while preserving system efficiency.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectrostatic pleated media:\u003c\/strong\u003e Ten pleats per ft provide increased surface area and electrostatic attraction to trap microscopic particles that standard fiberglass misses.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLonger life:\u003c\/strong\u003e The media is designed to last roughly three times longer than fiberglass filters, with a recommended replacement interval of about 90 days under typical conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRobust frame:\u003c\/strong\u003e Beverage board frames and dual wire backing resist moisture and temperature swings better than plain cardboard frames, reducing the chance of sagging or collapse.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMade in the USA:\u003c\/strong\u003e Built with recyclable, industrial-grade materials and manufactured domestically for consistent quality control.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWho It's For\u003c\/h2\u003e\u003cp\u003eThis pack is aimed at homeowners, renters, and small commercial spaces that need dependable filtration for allergy relief and pet dander control. People with forced-air furnaces, heat pumps, or central AC that accept 28x30x2 nominal filters will appreciate the balance of particle capture and airflow.\u003c\/p\u003e\u003cp\u003eThose who need higher MERV ratings for medical facilities or extremely sensitive environments should look for filters rated above MERV 11. Also, buyers expecting exact nominal sizing may want to measure their slot tolerance, since the actual size is 27.75 in x 29.75 in x 1.75 in and some customers reported fit surprises.\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 particle capture with \u003cstrong\u003eMERV 11\u003c\/strong\u003e media that reduces dust and pet allergens.\u003c\/li\u003e\n\u003cli\u003eElectrostatic pleats and 10 pleats per ft extend usable life compared with fiberglass options.\u003c\/li\u003e\n\u003cli\u003eSturdy beverage board frame and dual wire backing improve durability and resist warping.\u003c\/li\u003e\n\u003cli\u003eMade in the USA with recyclable materials for reliable construction.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eActual dimensions are slightly under nominal size, so buyers should confirm fit before ordering more packs.\u003c\/li\u003e\n\u003cli\u003eNot intended for applications requiring higher than MERV 11 filtration.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal size\u003c\/td\u003e\n\u003ctd\u003e28 x 30 x 2 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eActual size\u003c\/td\u003e\n\u003ctd\u003e27.75 x 29.75 x 1.75 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMERV rating\u003c\/td\u003e\n\u003ctd\u003e11\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePack count\u003c\/td\u003e\n\u003ctd\u003e3 filters\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMedia\u003c\/td\u003e\n\u003ctd\u003eElectrostatically charged synthetic pleated media\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePleats\u003c\/td\u003e\n\u003ctd\u003e10 pleats per ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrame\u003c\/td\u003e\n\u003ctd\u003eBeverage board with dual wire backing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eOur Verdict\u003c\/h2\u003e\u003cp\u003eThe 28x30x2 MERV 11 three-pack is a solid choice for anyone wanting improved indoor air quality without compromising airflow. Its durable frame, electrostatic pleats, and \u003cstrong\u003eMERV 11\u003c\/strong\u003e media make it good value for homes with pets or allergy concerns, provided the slightly smaller actual dimensions fit the return slot.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eHow often should these filters be replaced?\u003c\/strong\u003e\u003cbr\u003eReplace approximately every 90 days under normal residential use; more frequently if you have heavy pet dander or high dust loads.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWill MERV 11 restrict my HVAC airflow?\u003c\/strong\u003e\u003cbr\u003eMERV 11 balances filtration and airflow; these filters are designed to capture fine particles while minimizing restriction in typical systems.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDo these filters fit exactly 28x30x2 slots?\u003c\/strong\u003e\u003cbr\u003eThe filters are labeled nominally 28 x 30 x 2 in but measure 27.75 x 29.75 x 1.75 in actual, so check your return opening tolerance before buying multiple packs.\u003c\/p\u003e","brand":"Filterbuy","offers":[{"title":"Default Title","offer_id":48621870219483,"sku":"B09B45DTXJ","price":74.73,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/818nDtv4TzL._AC_SL1500_39adb144-01f9-4c7a-968e-d13a0c7df0bc.jpg?v=1778515257","url":"https:\/\/gearmusthave.com\/products\/28x30x2-air-filter-merv-11-3-pack-pet-allergy-defense","provider":"GearMustHave","version":"1.0","type":"link"}