Float valves are found in toilet cisterns cold water tanks and central heating feed and expansion tanks.
Why is my water heater leaking from the overflow pipe.
Your water heater is working as it should and releasing water as a safety measure or water is leaking because the t p valve overflow pipe or even both are malfunctioning.
The drain valve is also become the cause of water leakage if the drainpipe or water heater overflow pipe water heater is loose.
The overflow of hot water will damage the drain pipes also.
Most homeowners may mistake it as leaks but this is actually one of two possible scenarios.
This vent needs to be cleaned regularly or it can become clogged.
If your water heater is gas powered then it will have a vent on top.
If it leaks water all the time depending on whether it is a storage heater or instantaneous low pressure type the pressure relief valve may be faulty which is a fairly common problem on an older heater replacements are readily available on the low pressure type it is common to have a small header tank with a ball valve a bit like a small toilet cistern if so the valve maybe.
Since the condensate overflow pipe for air conditioners looks similar the vertical pipe on water heaters is often confused for an overflow pipe.
When an overflow pipe is dripping or running with water one of the most common causes is a problem with a float valve.
When this happens water can build up and overflow.
In some cases you may notice a leak coming from what looks like an overflow pipe attached to your water heater.
It starts from the slowly leaking of the water with the passage of time it become heavy flow of water with the pressure.