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The AO Smith 100109315 Final Burner Assembly is essential for your water heater. This part is designed for FV gas systems and operates on low pressure with a #51 orifice. It is a direct replacement for failed burner assemblies to help ensure your system runs efficiently.
This assembly is crucial for maintaining optimal water heater performance.
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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