{"product_id":"oem-lennox-valve-expansion-99k40","title":"OEM Lennox Valve-Expansion — 99K40","description":"\u003cp\u003eThe \u003cstrong\u003eLennox 99K40\u003c\/strong\u003e is a genuine OEM expansion valve engineered to meter refrigerant into the evaporator coil with precision, maintaining the ideal system pressures required for efficient Lennox HVAC operation. Common signs of expansion valve failure include loss of cooling capacity, frost buildup on refrigerant lines, or unusual pressure readings that indicate improper refrigerant flow. This direct OEM replacement ensures a proper fit and function for compatible Lennox systems, offering the reliability and longevity that aftermarket parts cannot guarantee.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":63081024422259,"sku":"LNX-99K40","price":59.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-lennox-valve-expansion-99k40","provider":"National HVAC Parts","version":"1.0","type":"link"}