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The Lennox 57W88 is a .81 orifice, serving as an essential component for regulating gas flow in Lennox gas furnaces. This precision-engineered part ensures efficient combustion and optimal furnace performance.
This orifice is crafted from durable materials resistant to corrosion, making it a reliable choice for long-term use. It is specifically designed to match a wide array of Lennox furnace models.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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