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The AO Smith 100109259 is a 3/4 inch relief valve designed specifically for the FCG-40 Water Heater. This valve is essential for ensuring safe operation by releasing excess pressure. It is a direct replacement for the part number 9003484005, making it an ideal choice for homeowners or professionals needing reliable replacement parts for water heaters.
This relief valve is crucial for water heater functionality and safety, preventing potential hazards associated with pressure buildup.
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