{"product_id":"oem-lennox-research-products-4021-red-orifice-12-pack-y1720","title":"OEM Lennox Research Products 4021 Red Orifice 12 Pack — Y1720","description":"\u003cp\u003eThe \u003cstrong\u003eLennox Y1720\u003c\/strong\u003e is a genuine OEM Research Products 4021 Red Orifice, available in a 12-pack for HVAC service technicians working on Lennox heating systems. Designed to precisely control gas flow to the burner assembly, these orifices play a critical role in maintaining safe combustion and consistent heat output. If your Lennox system shows signs of poor flame quality, excessive gas usage, or uneven heating, replacing worn orifices with this authentic part restores proper burner performance.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":63081060172147,"sku":"LNX-Y1720","price":39.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-lennox-research-products-4021-red-orifice-12-pack-y1720","provider":"National HVAC Parts","version":"1.0","type":"link"}