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The AO Smith 100080978 is an LP orifice designed for use in specific water heating applications. It features a half-inch hex design with a four-hole configuration. This orifice ensures the proper flow of gas for efficient burner operation.
Ideal replacement for gas burner systems in water heaters.
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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