High-quality magnesium anode rod made from magnesium AZ63-alloy which is non-toxic and entirely safe for the human body. Replace the anode rod in your Suburban hot water heater every season or every 2-3 months before it has fully corroded.

* Compatible with Suburban water heaters * High-quality magnesium anode rod * Prolong the life of your hot water heater * Protects your tank better and lasts longer than aluminum/zinc rods.