Water Heater Pressure Relief Valve Leaking | How to Fix Leakage 2021

You may have already finished all the inspections, checks, and investigations on your water heater pressure relief valve. But what if your water heater pressure relief valve leaking after testing? Can we find answers for this?

Well, it’s kind of hard to find answers for this if we are looking at the leakage as an isolated incident that occurred only after testing. So, it is important to look at the factors that were present even before we initiated our checking. For the testing of the water heater pressure relief valve that’s in question right now

How water heater pressure relief valves are incorporated into our homes

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In today’s world, most water heaters that are installed in our homes have built-in pressure relief valve’s. This inbuilt valve comes with both pros and cons. But I am not going to talk about those in this article since you are here because of your water heater pressure relief valve leaking after testing issue.

This so-called water heater pressure relief valve Is essential when there is too much pressure. This additional valve that’s connected to the discharge pipe is intended to clear up the Extra pressure that’s built up Inside Your water heater.

And unfortunately, sometimes this clearing up of the extra pressure forces the hot water tank’s. The overflow pipe to release water near the heater itself.

Why is your water heater pressure relief valve is leaking before testing?

Let’s see why our water heater pressure relief valve could leak even before we start any of the testing stuff. As a general rule we can say that if the temperature relief valve has a defect in functionality, then your tank is more likely to be a victim of some sort of a disaster.

I know that it may sound a little too harsh to some of you. But it’s important that you know the risk of having a defective temperature pressure relief valve in your home. But this is a disaster that can be avoided if precautions are taken at the right time, in a periodical manner.

Your main concern should be you, your family members and your property of course. Well, how bad can it get? A failure in the temperature pressure relief valve could cause an explosive effect suddenly.

A leakage in your water heater pressure relief valve is a sign of a malfunction in your overflow valve. And many Homeowners have complained that faulty and unattended temperature pressure relief valves have exploded at times they least expected in most cases. It’s better to take precautions before waiting till things get worse.

Why you shouldn’t go for a long time without testing?

If the water heater pressure relief valve is too old, it has a much bigger chance of leaking. The best method of taking precautions is to do regular testing constantly.

But unfortunately, most homeowners ignore the testing part. It should be done periodically, especially when the house or annex is rented out.

It’s a crime to neglect the water heater because most water heater technicians would suggest you to replace. The replacement and testing in each year. A lot of potential trouble can be avoided if you can adhere to this simple rule alone.

So, if you are living in a rented apartment, I would strongly suggest that you speak to your landlord. Get the water heater checked at least once every 2 years.

It’s also important to keep in mind that the productiveness of your heater based on many factors. The water heater pressure relief valve has a direct correlation with its age. But it is also important to keep in mind of factors such as corrosion and mineral deposits that could get deposited inside the valve itself.

Those deposits get a chance to hang in there for a very long period if you have not checked or tested your valve for more than 4 to 5 years.

Let’s test this water heater pressure relief valve


Before looking at our water heater pressure relief valve leaking after testing situation, we must confirm whether the valve is working regularly or not. It’s not a good idea to go ahead and do the replacements straight away without testing it out first.

After you have completed the testing, we are ready to make a decision. The decision we must make here is whether to replace the valve or not. It is advisable that you use a pair of gloves for the testing since you will be playing with boiling water. Just keep in mind about that risk of an explosion.

If water does not seem to flush out when we are testing the valve, it means the valve is blocked. Only a thorough test will reveal all the issues in your water heater pressure relief valve. So, do not skip this part and then go for the repairs.

What if everything is done and leakage is still present?

It can be frustrating if you have done all the checkups according to rule and still find that your water heater pressure relief valve leaking after testing. I don’t blame you if you have given up hope in doing it yourself now.

But you cannot give up now because I am here to tell you that there is still a solution to this water leakage. And we need to understand that there is a message that’s been delivered in this water leak. This is the water heater pressure relief valve’s way of telling us that it needs to be replaced as soon as possible.

Replacing the old valve with a new one

Well, if your water heater pressure relief valve is leaking after testing, then there is no other solution than to replace it. One thing to keep in mind when doing the replacement is that we need to substitute our old valve. With a new one which has all the vital components for its functionality.

So, when doing the replacement, it’s a good idea to have the owner’s manual in your hand to be on the safe side before starting on the replacement.

by : Roto-Rooter

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