As far as RV anode rods being standard, I think they all have the same threads, but different lengths are available.
Are all anode rods the same size?
Anode rods are not universal. Anode rods vary in length and material. Some anode rods are installed at the top of the water heater tank while others are attached to the water heater hot water outlet. The diameter of residential water heater anode rods is universal at 3/4 inches.
How do you measure an anode rod?
As a rule you want the anode to be “tip to toe” running the full height or length of the tank. If you cant see your brand on the chart then just measure the length of the tank and pick the closest length of anode. If the anode is too long they can be simply cut to length with a hack saw.
Do all RV water heaters have anode rods?
ANSWER: Hi, the simple answer to your question is that if your RV’s water heater is an Atwood than it does not require an Anode Rod (pictured above) If it is a Suburban Water heater than in all likelihood it does require an Anode Rod.
What is the difference between aluminum and magnesium anode rods?
For harder water an aluminum anode rod is the best choice for your heater and if you live in an area with soft water then a magnesium anode rod is your best choice. Aluminum anodes tend to be cheaper than magnesium anode rods. A magnesium rod will generally last less than an aluminum rod.
Is it OK to remove anode rod?
We’ve heard of plumbers or handymen advising people to remove the sacrificial anodes from their water heaters as a solution to smelly water. It’s a solution all right, but one that will ensure your water heater rusts out in record time. There is a reason why removing an anode voids the warranty.
Can you cut an anode rod to fit?
Yes, you can cut your sacrificial anode rod, whether it is magnesium or aluminum, to replace it. To do this, use a pair of gloves and a saw and cut as you remove the old anode. … If you don’t have enough space and you are tired of changing the anode rod, you should install a powered anode.
How do I know if my anode rod is bad?
How to Tell If Your Anode Rod Is Bad. Smelly or discolored hot water is the biggest sign that something is wrong with your anode rod. When your anode rod has completely corroded, it can no longer protect your hot water heater lining. Your anode rod will go bad every five years or so.
How do I know what type of anode rod to buy?
Aluminum anode rods are best for places with hard water. The aluminum rod will withstand harder water better than a magnesium or zinc rod. Zinc anode rods are designed to eliminate or reduce the sulphur or rotten egg smell present. A Zinc anode rod made from a combination of aluminum and zinc.
What size socket do you need to remove an anode rod?
4 Use a ratchet wrench and 1 1/16-inch deep socket to unscrew the anode rod from the heater.
How long does an RV anode rod last?
As you probably guessed, the anode rod has a pretty short lifespan – usually about one to two years. When it’s almost depleted, it needs to be replaced.
Why does RV hot water smell like rotten eggs?
Why does the camper smell like rotten eggs? Anaerobic bacteria reacts with magnesium or aluminum anode rods to produce a rotten egg smell. That’s why peroxide, which is a germicide, is commonly used for flushing water heaters. … Most people who own RVs smell this awful odor at least once.
Do I need an aluminum or magnesium anode rod?
However, aluminum rods are the better choice for a water heater that heats up sulfate-tinged water. Sacrificial anodes change sulfates into hydrogen sulfides. When a magnesium anode rod is used, the level of hydrogen sulfide can get too high and cause a rotten-egg stench in your hot water.
How often should the anode rod be replaced?
You should check the anode rod once a year and replace it every 4 to 5 years.
Are aluminum zinc anode rods safe?
Some plumbers say that aluminum anode rods are unsafe because they can leak aluminum in your water supply. Therefore it’s important to use only cool water for eating and drinking purposes.