{"product_id":"oem-lennox-hcxf20-11-expandable-filter-kit-merv-11-20x25x5-x8304","title":"OEM Lennox HCXF20-11 Expandable Filter Kit, MERV 11, 20x25x5 — X8304","description":"\u003cp\u003eThe \u003cstrong\u003eLennox X8304\u003c\/strong\u003e HCXF20-11 Expandable Filter Kit is a factory-original MERV 11 air filter engineered to deliver reliable particle filtration for Lennox HVAC systems using a 20\" x 25\" x 5\" filter cabinet. This filter effectively captures dust, pet dander, pollen, and other airborne contaminants, helping maintain healthy indoor air quality and protecting your system's blower and coil from debris buildup. Failure symptoms include restricted airflow, higher energy bills, and excessive dust on supply registers, all indicators that the filter is overdue for replacement.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":63080943124851,"sku":"LNX-X8304","price":19.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-lennox-hcxf20-11-expandable-filter-kit-merv-11-20x25x5-x8304","provider":"National HVAC Parts","version":"1.0","type":"link"}