Water Heater Replace Magnesium Anode Rod 9 1/4" for Suburban 232767 RV Great replacement of the old one; easy to install and removeChecking Your Anode RodThe anode rod should be removed from the water heater’s tank annually for inspection and replaced when more than 6" of core wire is exposed at either end of the rod.MagnesiumBased on the electromotive series of metals we know that magnesium will corrode before the steel in your hot water tank.LifespanThe anode rod is corroding faster than the steel in the tank; You should replace your anode rod every 3 to 5 years so the life of your hot water tank isn’t shortened.Easy Install 3/4 inch NPT Threading makes it easy to install. Just unscrew the old, and screw in this new anode for long term safety in your water heater.FeaturesMade from superior quality, extra-durable magnesium(95%), guaranteed to withstand the test of timeMagnesium anode rod are 9.25" long, come with ¾" NPT threads Perfect for Suburban 232767 and Mor-Flo 6 Gallon water tankSafe for humans, no power requirementPackage included 1 magnesium anode rod and 1 tapeInstallation process is easy for anyone