Inside every water heater is a long metal roded an “Anode Rod” made of various metals. This rod protects the tank from corrosion by corroding first, before the tank. Once the anode is gone, the tank begins to corrode..When metal sits in water it rusts and will sooner or later corrode down to nothing, we know thats common truth of nature. This might spell doom for water heaters as well steel interiors.But when the component of your water heatered the anode rod is rusted and worn, it means that it has served its purpose well. The anode rod, also known as the “sacrificial rod,” is perhaps the most interesting component of your unit because it is essentially sacrificed for the good of your tank..Buy a new anode rod at a home center or online see sources below . Install a flexible rod if you have less than in. of clearance above your heater P.o . Turn on the water, the power or gas, and burp the air from the system. Check the condition of your anode rod every three years..What are Sacrificial Anode Rods and How Do They Work? Sacrificial anodes are long cylinders of aluminum or magnesium attached to a steel wire core. While it is true that all metals rust in water, different metals corrode at varying rates and that is what helps sacrificial anodes protect the steel interiors of water heater tanks..The anode rod is an important piece of your water heater that should be replaced every years or so. Of the many parts and components used in modern water heaters, the anode rod might just be one of the most important..If the anode replacement does not go as planned, your water heater and your home could be permanently damaged. This is not a comprehensive instructional, and I am not a professional plumber. If you decide to replace your anode rod, you do so at your own personal risk..By installing the rod, the component naturally counters the problems inherent to water heater operation. You see, the anode rod, which is usually made from magnesium, suc.bs to corrosion before other components of the water heater, like steel, will..I’m going to flush water heater and replace anode rod. I dont know what size is inside now. Does lenght have any thing to do with it except how long it would last?.Replacing anodes, getting rid of odor just what is an anode and what does it do? The powered anode will protect the water heater from rusting indefinitely in .
Many people are unaware of just how much the water heater’s anode rod does in order to protect the lining of your heater’s tank. Inside every water heater is a long metal roded an “Anode Rod” made of various metals..Sacrificial anode rod protects your water heater tank from corrosion by attracting corrosive elements in water, so they the anode rod rather than your water heater tank interior..