RV Water Heater Anode Rods 9.25″ X 3/4″ NPT (2-Pack), Premium Magnesium Anode Ro
This Lrichy 3/4″ x 9.25″ magnesium anode rod is a critical component for Suburban SW Series RV water heaters. It sacrificially corrodes to shield the tank liner from rust and corrosion, preventing costly tank failure and expensive repairs.