{"product_id":"oem-lennox-10-mastic-sealant-80n83","title":"OEM Lennox #10 Mastic Sealant — 80N83","description":"\u003cp\u003eThe \u003cstrong\u003eLennox 80N83\u003c\/strong\u003e is an OEM #10 Mastic Sealant designed to create airtight seals on ductwork connections, joints, and seams in Lennox HVAC systems. This flexible, durable sealant prevents conditioned air from escaping, helping maintain system efficiency and reducing energy costs. If you notice uneven airflow, increased energy bills, or visible gaps at duct connections, applying Lennox 80N83 mastic sealant may resolve the issue.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":63080952004979,"sku":"LNX-80N83","price":39.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-lennox-10-mastic-sealant-80n83","provider":"National HVAC Parts","version":"1.0","type":"link"}