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Which Anode Rod do I Need For my Water Tank?

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For your water heater, you have the choice between a sacrificial anode rod or an impressed current anode. As its name suggests, the magnesium or aluminum sacrificial anode dissolves over time to protect the surface of your water heater. The Corro-Protec impressed current anode forms a permanent protective layer on the tank walls.


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Water Heater Anode Rod

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.