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The AO Smith 100278776 Pump Kit is made for HW520 and 670 two heater systems. It helps to recirculate water in the system. This ensures heat is distributed efficiently. Consistent temperature maintenance is achieved through this pump kit. It is important for optimal water heater performance and can increase their lifespan. Proper installation is necessary for reliable operation. The pump kit is designed to fit the specific demands of the HW520 and 670 heater models.
Key components in maintaining water heater efficiency and longevity.
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