{"product_id":"oem-lennox-high-altitude-pressure-switch-kit-18l39","title":"OEM Lennox High Altitude Pressure Switch Kit — 18L39","description":"\u003cp\u003eThe \u003cstrong\u003eLennox 18L39\u003c\/strong\u003e is a genuine OEM High Altitude Pressure Switch Kit built to Lennox factory specifications for furnaces installed at elevated locations where air pressure differs from sea level. This safety switch verifies that the inducer is producing adequate draft before permitting the ignition sequence to begin. If your Lennox system is experiencing repeated pressure switch trips, failure to start, or altitude-related fault codes, the \u003cstrong\u003e18L39\u003c\/strong\u003e kit provides an exact-fit OEM solution.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":63081035202931,"sku":"LNX-18L39","price":24.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-lennox-high-altitude-pressure-switch-kit-18l39","provider":"National HVAC Parts","version":"1.0","type":"link"}