Frequently when a water heater leaks from the top it s a fixable problem.
Gas water heater leaking from top.
If there is water leaking from the piping attached to the t p relief valve and also from the open end of the pipe there s most likely too much pressure in the water heater or the water is too hot.
If you have a gas hot water heater leaking from the top one possibility is related to rain.
On the other hand water runs downhill so failure to fix the leak can lead to more serious problems including electrical shorts additional damage to the water heater and the possibility of water damage such as ruined carpeting or drywall.
Many water heater tanks have their temperature and pressure relieve valve positioned on the side of the tank.
That metal vent on top of your gas water heater extends through your house to your roof.
So let s look at some of the most common reasons your water heater is leaking at the top.
A leak that is originating from the top of a water heater if caught in a timely manner is almost always repairable.
Using paper towels wipe down the wet areas on the top of your water heater so it s dry.
Once you identify that a leak is still currently happening immediately turn off the power source to avoid any electrical issues.
A water heater leaking from the top is preferable to one from the bottom.
However if not fixed promptly these types of leaks can lead to serious and costly damage as water travels down the exterior of your water heater.
If your hot water heater is designed like this then this could be a reason your water heater is leaking at the top.
Have a professional inspect your tank to determine the issue.
It s also a less expensive problem.
This can happen especially during a storm with high winds.
Rainwater can be blown in from outside.
Then observe where the water starts to come from.
Common trouble areas 1 loose fittings look closely at the water inlet and the outlet fittings.
This is a common area where water leaks and you ll generally see the leak at the point where the fittings meet the water heater.
If you have a gas water heater turn off the gas supply.