{"product_id":"oem-lennox-high-altitude-pressure-switch-kit-18l30","title":"OEM Lennox High Altitude Pressure Switch Kit — 18L30","description":"\u003cp\u003eThe \u003cstrong\u003eLennox 18L30\u003c\/strong\u003e High Altitude Pressure Switch Kit is a genuine OEM part built to maintain proper draft and combustion pressure monitoring in Lennox furnaces installed at high altitudes. Symptoms of a failing pressure switch include repeated system lockouts, a furnace that won't ignite, or pressure-related fault codes displayed on the control board. Replacing it with this authentic Lennox kit ensures accurate pressure sensing and long-term system reliability.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":63081035366771,"sku":"LNX-18L30","price":24.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-lennox-high-altitude-pressure-switch-kit-18l30","provider":"National HVAC Parts","version":"1.0","type":"link"}