When the anode rod is consumed, your tank will corrode faster.
The water tank is in danger of leaking water and you are in danger of being hit! Anode rods are an important part of every water heating system, helping to extend the life of the water heater, improving performance, and providing reliable and sturdy use.
What is the difference between magnesium and aluminum anode rods?
Magnesium rods are more active than aluminum or aluminum zinc rods. It means that magnesium rods will be corroded faster but work and protect better.
How long does the anode rod need to be replaced? - 1 to 2 years.
It depends on the concentration of metal ions in the water, the temperature, the contact area of the water and the exposed iron, the model of the water heater, the frequency of use, and so on.
PS: When you found it is over 75%, it is time to change it.