Usually what causes a leak is the minerals in the water that will deposit on your valve.
Water heater leaking water from relief valve.
A water heater pressure relief valve is what prevents the levels of pressure from your water heater from getting to dangerous levels.
Reasons for water discharging from the relief valve.
Your water heater s relief valve can start leaking for one of two reasons.
Either the valve was triggered to open because of excessive temperature or pressure or the valve itself is faulty.
A leaking relief valve at the water heater.
When you see water coming out from the water heater release valve there are two most likely causes.
If it leaks then it can do quite a bit of damage in just a short amount of time with just the water that is leaked.
Why it s leaking and what to do about it water heaters come equipped with a temperature and pressure relief valve also known as a tprv.
There are numerous possible reasons your water heater s pressure relief valve leaks.
1 either the water pressure inside the tank is too high 2 the water temperature is too high 3 the t p valve hasn t been used in a few years 4 the wrong t p valve was installed or 5 the t p valve itself has failed.
Both circumstances should be taken very seriously.
In the first case the valve will drain water out of the discharge pipe as explained above.