RV Pro RVP050634 - Magnesium Anode Rod with Drain

This 4-1/2" x 1/2" RV PRO Magnesium Anode Rod with Drain allows you to flush your water heater without tools. It neutralizes minerals and chemicals in the water by reacting with the anode rod instead of the tank, which will extend the life of your water heater. Specially designed for Atwood/Dometic water heaters (does not work on Suburban water heaters).