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The genuine OEM Lennox 17H06 gas valve regulates the flow of gas to your furnace burners, opening and closing on command from the ignition control to deliver safe, accurately metered fuel on every heating cycle. Built to Lennox factory standards, it is calibrated to the proper manifold pressure and gas type so your furnace fires reliably and runs at its rated efficiency.
When this valve starts to fail, you may notice the furnace attempting ignition without the main burners lighting, delayed or erratic ignition, a clicking sound with no gas flow, short cycling, or a complete no-heat condition. Because the gas valve directly controls fuel delivery, these symptoms indicate it should be inspected and replaced promptly for safe operation.
Choosing an OEM Lennox 17H06 is important because gas valves are safety-certified components matched exactly to your furnace's control board, orifice size, and fuel type. Aftermarket parts may not meet the required specifications and can jeopardize proper combustion. This direct factory replacement ensures correct fit, listed safety compliance, and dependable long-term performance for your Lennox equipment. In stock and ships same day before 3PM CST.