{"product_id":"oem-lennox-r40086b004-orifice-blue-1-20-57w91","title":"OEM Lennox R40086B004 Orifice (Blue) 1.20 — 57W91","description":"\u003cp\u003eThe \u003cstrong\u003eLennox 57W91\u003c\/strong\u003e (R40086B004) is a genuine OEM blue-coded orifice with a 1.20 sizing, engineered to precisely regulate gas flow into the burner for consistent and efficient combustion in compatible Lennox systems. A damaged or obstructed orifice can lead to uneven flame distribution, reduced heating output, or ignition failures. The color-coded blue designation aids in quick identification during installation or servicing, making this a reliable direct-fit OEM replacement for your Lennox equipment.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":63081046638963,"sku":"LNX-57W91","price":39.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-lennox-r40086b004-orifice-blue-1-20-57w91","provider":"National HVAC Parts","version":"1.0","type":"link"}