{"product_id":"oem-lennox-furnace-filter-base-1-or-2-x-20-x-25-filters-73p57","title":"OEM Lennox Furnace Filter Base 1\" or 2\" x 20\" x 25\" Filters — 73P57","description":"\u003cp\u003eThe \u003cstrong\u003eLennox 73P57\u003c\/strong\u003e is a genuine OEM furnace filter base engineered to accommodate 1-inch or 2-inch filters measuring 20\" x 25\", ensuring a precise and secure fit that prevents air from bypassing the filter in your Lennox furnace. Without a properly functioning filter base, unfiltered air can circulate through your system, leading to dirty coils, reduced airflow, and premature component wear. This OEM replacement part restores the correct filter seal and structural support, keeping your Lennox furnace operating at peak efficiency and protecting indoor air quality.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":63080964882803,"sku":"LNX-73P57","price":19.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-lennox-furnace-filter-base-1-or-2-x-20-x-25-filters-73p57","provider":"National HVAC Parts","version":"1.0","type":"link"}