{"product_id":"oem-lennox-down-flow-filter-box-57n85","title":"OEM Lennox Down Flow Filter Box — 57N85","description":"\u003cp\u003eThe \u003cstrong\u003eLennox 57N85\u003c\/strong\u003e is a genuine OEM down flow filter box designed for use with compatible Lennox downflow furnaces and air handlers. This filter box houses the air filter and ensures that return air is properly filtered before entering the system, protecting internal components and maintaining air quality. A cracked, warped, or ill-fitting filter box can allow unfiltered air to bypass the filter, reducing efficiency and potentially damaging your Lennox equipment.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":63080995979635,"sku":"LNX-57N85","price":19.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-lennox-down-flow-filter-box-57n85","provider":"National HVAC Parts","version":"1.0","type":"link"}