{"product_id":"layhit-rv-5-25-round-foam-ac-vent-filters-20-pack-double-layer-polyester-blue-white","title":"Layhit RV 5.25\" Round Foam AC Vent Filters - 20-Pack, Double-Layer Polyester, Blue\/White","description":"\u003cp\u003e\u003cstrong\u003eLayhit 20-piece 5.25\" round foam air filters are plug-and-play vent replacements designed to fit most RV and camper AC ducts and help keep airborne debris from entering your system.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eIf you own an RV, camper, motorhome or compact vehicle with a 5.25-inch round duct, these Layhit foam filters provide an affordable way to refresh cabin airflow and protect interior vents and equipment. Each pack contains 20 double-layer filters in blue and white polyester fiber, sized to work with ducts around 5.25\" in diameter and about 0.59\" thick. They’re simple to trim, install, and swap on a regular schedule to maintain consistent airflow and reduce accumulation of dust, pollen, hair, and other particulates in the ductwork.\u003c\/p\u003e\n\n\u003ch3\u003eHow do these filters fit my RV or camper vents?\u003c\/h3\u003e\n\n\u003cp\u003eThe Layhit foam filters are made for round ducts near 5.25\" diameter and have a standard thickness so they slide into most vent openings easily. If your duct is slightly smaller, the foam can be trimmed to size with scissors for a custom fit. Installation is tool-free and takes only a minute per vent.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eDesigned for ducts up to ~5.25\" diameter and ~0.59\" thickness\u003c\/li\u003e\n  \u003cli\u003eBlue side faces the air inlet; white side faces the outlet\u003c\/li\u003e\n  \u003cli\u003eCan be cut to fit nonstandard openings\u003c\/li\u003e\n  \u003cli\u003ePlug-and-play installation — no tools required\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat kind of particles will these foam filters capture?\u003c\/h3\u003e\n\n\u003cp\u003eConstructed from a double-layer polyester fiber, the filters trap common airborne debris found in mobile living spaces such as dust, pollen, pet hair, and larger particulates. They’re intended as maintenance filters to reduce visible buildup and help prolong component life rather than as medical-grade filtration.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eTwo-layer polyester construction for staged capture\u003c\/li\u003e\n  \u003cli\u003eEffective against dust, pollen, hair, lint and coarse particles\u003c\/li\u003e\n  \u003cli\u003eBlue layer faces incoming air for optimized flow direction\u003c\/li\u003e\n  \u003cli\u003eNot a HEPA or medical-grade filter — designed for general air cleanliness\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow often should I change these filters and how many are included?\u003c\/h3\u003e\n\n\u0026gt;The kit includes 20 filters, which supports routine replacement without frequent ordering. Typical replacement intervals are between one and three months depending on usage, environment, and local particle load; dusty or pet-heavy conditions call for more frequent swaps. With 20 pieces you can maintain fresh vents across seasons or multiple vehicles.\n\n\u003cul\u003e\n  \u003cli\u003e20 filters per package for long-term upkeep\u003c\/li\u003e\n  \u003cli\u003eRecommended replacement: every 1–3 months depending on conditions\u003c\/li\u003e\n  \u003cli\u003eExtra supply useful for yearly maintenance or multiple vents\u003c\/li\u003e\n  \u003cli\u003eSimple replacement reduces time spent on upkeep\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill installation affect airflow or require tools?\u003c\/h3\u003e\n\n\u003cp\u003eThese foam inserts are engineered to keep air flowing while catching larger particulates; their open polyester structure is balanced for minimal airflow restriction. Because they’re thin and flexible, they install without tools and sit flush in most standard round vents. If you need a snug fit, a small trim is all that’s necessary.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eLow-profile 0.59\" thickness to limit airflow resistance\u003c\/li\u003e\n  \u003cli\u003eFlexible foam allows easy insertion and removal\u003c\/li\u003e\n  \u003cli\u003eNo adhesives or brackets required for typical vents\u003c\/li\u003e\n  \u003cli\u003eCan be trimmed for a tighter seal when needed\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho this is for: Layhit’s 20-pack 5.25\" round foam filters are ideal for RV and camper owners, fleet operators, or anyone maintaining multiple small vents who wants an economical, easy-to-install solution for reducing visible dust and debris in ductwork. They suit seasonal maintenance programs, users with pets, and those who prefer a ready supply of disposable replacements rather than frequent individual purchases. These filters are best used as routine service items to help keep vents and interior equipment cleaner; they are not intended to replace specialized medical-grade filtration.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Will these filters fit my 5.25-inch RV vents?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. They’re made for ducts up to about 5.25\" diameter and can be trimmed for a snug fit.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How often should I replace each filter?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Replace every 1–3 months depending on use and dust levels; more often with pets or heavy dust.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Layhit","offers":[{"title":"Default Title","offer_id":48084406304926,"sku":"B0CKZ8CM98","price":30.48,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/layhit-front-packaging-20-pack.jpg?v=1785854184","url":"https:\/\/northtrailauto.ca\/products\/layhit-rv-5-25-round-foam-ac-vent-filters-20-pack-double-layer-polyester-blue-white","provider":"North Trail Auto","version":"1.0","type":"link"}