Motives Why a Hot Water Tank Will Explode

When it comes to having to perform maintenance on ones water heater, it is a reasonably minimal maintenance device. Even so, one essential element of it has to be inspected regularly. Hot Water Heater Repair Birmingham wishes to pass on this safety material concerning ones water heater today.

High temperature if joined with tank corrosion within the storage tank can cause an explosion. When the water temperature is less than 212 degrees Fahrenheit, one shall be secure from an explosion, though there is a associated risk of scalding at that temperature. However, if the water temperature is greater than 212 degrees, water becomes into steam, which will enlarge to 1,700 times the space it occupies as water. This is when an explosion can occur.

Cautionary Indications of a Water Heater Explosion

The leading sign is if one goes to get hot water from a faucet and only steam comes out. Without delay shut off power if one has an electric water heater. If one possesses a gas hot water heater, turn off the gas valve going to the water heater. Next, give us a call to come assess the situation.

Minimizing Potential Water Heater Dangers

The primary upkeep activity having a water heater is to test the pressure relief valve, often known as the T&P valve, on a regular basis. This valve helps regulate the pressure accumulation inside the water storage tank to avert a serious rise in temperature and overpressure.


Be careful, the water discharge out of a T&P valve is often very hot. If you do not feel safe evaluating the valve inform us. In addition, performing any type of fixes to the valve should really be done by a experienced plumbing repair company.

How to Test the T&P Valve

Clear the area close to the overflow pipe and floor drain.

Lift the test handle for roughly 5 seconds or until the water runs clean.

Let go of the handle.

If the T&P valve keeps on running with water, lift the handle up and down quickly to have it reseat itself. One may need to do this a several times. IF it has not been tested for a while, it might be difficult to raise it at first. Avoid using an excessive amount of force, but may need to make use of just a little.

If the T&P valve remains leaking, it ought to be replaced.

Other points to look for are rust on the stem of the valve. If there is any water dripping from the valve stem or from the drain valve.

Looking for more ideas? Check out our other articles right here:

Water Heater Maintenance Infographic

Birmingham Water Heater Maintenance

Related T&P Valve Testing Videos

Mythbusters did a test of the potential dangers of hot water heater explosions here:

Water Heater T&P Valve Repair Birmingham

What the Experts Say

  • The discharge from a T&P valve can be very hot. It is very important that all T&P valves be installed properly with a discharge line piped downward to an adequate drain to avoid property damage and to minimize possible human contact.
    Read more…

Watts Water Technologies

If the temperature in your heater remains high after you turn down the thermostat, the thermostat may be faulty. Consult a professional for repair. Read more…

Home Guides

Pressure relief valves sometime develop a drip when opened for the first time in years. Try opening and closing it a few times to see if it will seat itself. If you have a large leak or the drip doesn’t stop on its own in a day or two, the valve will need to be replaced.  Read more…

Today's Homeowner

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