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Should I purchase the larger Corro-Protec model for my tank?

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Our response

No, you need to select your real water heater size. All our Corro-Protec anodes have been designed to give optimal protection for different water heater size. Buying the bigger model will not make any difference. 


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Corro-Protec’s anode rod for water heaters fits any residential tank on the market. Get the most durable and versatile anode available.

RV Anode Rod

Our RV powered anode rod fits all Suburban RV water heaters. Enjoy the power of our permanent corrosion protection and more.

Commercial Anode Rod

Our commercial anode, powered to, is designed to permanently protect larger water heaters of 90+ gallons. No maintenance required.