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Will adding another water heater boost the water pressure in the house in addition to giving more hot water?

No and yes. No, you won't get more water pressure. To do that you'll need to find out why the water pressure is low. Perhaps flow restriction, perhaps a poorly adjusted water pressure regulator, perhaps low pressure from the well/city water. But an additional water heater will certainly give you more hot water. It would be like putting in a LARGER water heater. In most cities the water pressure required is about 20 PSI. Small city's do not add pressure pumps to their system but use a gravity supply. That is why most places there is a pressure problem either build their water tanks taller or erect them on a hill.


What's the advantage of an on-demand (tankless) water heater?

A tankless water heater is much more efficient as it "flash" heats the water.


What is a TNP valve?

A TNP valve is a temperature and pressure valve found on a water heater.


Can a hot water heater pressure relief valve drain into a sewer line?

Not directly.


Can you have too much water pressure in a residential house requiring a pressure release valve?

The water pressure in my house is about 140PSI. Which is definitely dangerous. It happens more often than you would think. What happens is a city will use water supply lines which are too small for the water requirements. Therefore, they have to increase the pressure. You wouldn't want a pressure relief valve, because then if the pressure was too high, it would just spray water everywhere to release the pressure. You would want a pressure regulator installed, which is what I am working on for my house right now. Just to let you know though, you may have to get a thermal expansion tank for your water heater if you don't have one. See, the new pressure regulators have a check valve in them, which prevents water from traveling back into the city pipes once it has gotten into your house. When your water heater heats the water, the air bubbles in it expand, which increases the water pressure, and will probably cause your pressure relief valve on your water heater to blow. You can get a cheap water pressure meter at any improvement store to check it out. 50-60 PSI is ok. I would say you could take it up to 70 or 80 PSI safely.

Related Questions

What is the purpose of a water heater pressure regulator and how does it help maintain the optimal pressure in a water heater system?

The purpose of a water heater pressure regulator is to control and maintain the pressure within a water heater system. It helps prevent the pressure from getting too high, which can lead to damage or leaks in the system. By regulating the pressure, the regulator ensures that the water heater functions properly and efficiently.


How much pressure does a water heater put off when it explodes?

You would need to specify the size of the heater


What is the purpose of a water heater pressure expansion tank and how does it help in maintaining the proper pressure in a water heater system?

A water heater pressure expansion tank helps maintain the proper pressure in a water heater system by absorbing excess water pressure that can build up when the water heats up. This helps prevent damage to the water heater and plumbing system by providing a buffer for the expanding water, ensuring a consistent and safe pressure level.


What are the symptoms of water heater pressure relief valve failure?

Symptoms of water heater pressure relief valve failure include leaking water from the valve, excessive pressure in the water heater, and hot water not being delivered at the right temperature.


Is the TP valve leaking in your water heater?

Is the temperature and pressure valve leaking in your water heater?


What is the purpose of the water heater pressure relief valve pipe and how does it function in maintaining the safety of the water heater system?

The purpose of the water heater pressure relief valve pipe is to release excess pressure from the water heater system to prevent it from exploding. The valve opens when the pressure inside the tank becomes too high, allowing hot water to escape through the pipe and relieve the pressure. This helps maintain the safety of the water heater system by preventing potential damage or accidents caused by excessive pressure buildup.


What is the purpose of a pressure valve in a water heater and how does it help regulate the pressure within the system?

The purpose of a pressure valve in a water heater is to prevent the buildup of excessive pressure within the system. It does this by releasing excess pressure when it reaches a certain level, thus helping to regulate and maintain a safe pressure level in the water heater.


What is the purpose of a water heater pressure relief valve and how does it help to maintain the safety and efficiency of a water heater system?

The purpose of a water heater pressure relief valve is to release excess pressure in the tank to prevent it from exploding. This helps maintain the safety and efficiency of the water heater system by preventing potential damage or accidents caused by high pressure buildup.


What causes excessive pressure in a hot water heater?

Excessive pressure in a hot water heater can be caused by a buildup of steam due to overheating or a malfunctioning pressure relief valve.


Why is my water heater relief valve dripping?

Your water heater relief valve may be dripping because there is too much pressure or temperature in the tank, which causes the valve to release excess water to prevent an explosion.


What are the common causes of fluctuations in water heater pressure and how can they be resolved effectively?

Common causes of fluctuations in water heater pressure include mineral buildup in the pipes, a faulty pressure relief valve, or a malfunctioning water heater. To resolve these issues effectively, you can try flushing the water heater to remove mineral buildup, replacing the pressure relief valve, or repairing or replacing the water heater if necessary. It is recommended to consult a professional plumber for proper diagnosis and repair.


How much pressure pushes coolants into heater cores?

A high pressure will be able to push the coolants into the heater cores.