{"product_id":"oem-lennox-valve-core-6-pack-81b77","title":"OEM Lennox Valve Core 6 Pack — 81B77","description":"\u003cp\u003eThe Lennox \u003cstrong\u003e81B77\u003c\/strong\u003e is a genuine OEM valve core pack containing six replacement cores designed to seal refrigerant ports and maintain system pressure in Lennox HVAC equipment. Symptoms of a failed valve core include refrigerant leaks, hissing at service ports, and loss of system charge leading to reduced cooling or heating performance. This 6-pack ensures you have spares on hand for multiple service calls and is compatible with standard Schrader-style valve ports found in Lennox and many other HVAC systems.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":63080950727027,"sku":"LNX-81B77","price":59.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-lennox-valve-core-6-pack-81b77","provider":"National HVAC Parts","version":"1.0","type":"link"}