Hot water coming out of the two heaters is combined and sent on to the fixtures. If you want to turn off one of the water heaters, you also have to close the valve to the inlet or the outlet. Otherwise you will just be mixing the cold water in one water heater with the hot water from the other heater.

Can you run two hot water heaters together?

Quote from the video:
Quote from Youtube video: Side we need the same rise vertically. And the same distance horizontally until they feed together to go up a pipe if you do it exactly like this the heaters will be balanced.

Is it better to have two water heaters?





Having two heating elements that run independently, dual-element water heaters are typically more energy-efficient than their single-element counterparts. Using less electricity can help lower your monthly energy bills and be better for the environment.

Can you have two hot water systems?

There’s a great option for you. You can set up a larger Continuous Flow Hot Water System. So you can have great pressure, fewer pressure fluctuations, and then be able to run two showers at the same time and make it super safe for kids and the elderly. Worry not!

Why do I have two hot water heaters?

If you have fixtures or appliances located some distance apart, it may be advisable to install two or more point-of-use on-demand water heaters to avoid unnecessary energy losses and prolonged delivery times.

How do you plumb two hot water heaters?

Quote from the video:
Quote from Youtube video: And bridge a second gas line to your new water heater so you just split it add all the same parts there as well is the exhaust is tapped in from this one. And put on to the second. One.

Do both water heater elements come on at the same time?





Only one element will come on at any one time. This is known as a flip/flop system. On a 240 volt water heater, there will always be 120 volts to both elements. The thermostat will direct the second leg of the 120-volts to the element to complete the 240 volts required to energize the element.

Can I put a second water heater in my house?

Provided that the existing water heater is relatively new and functions properly, we often recommend adding a second heater and coupling the two to double the supply capacity. This solution averages $700, a substantial savings over the cost of a stand-alone installation.

Can I turn off one of my water heaters?

If you want to turn off one of the water heaters, you also have to close the valve to the inlet or the outlet. Otherwise you will just be mixing the cold water in one water heater with the hot water from the other heater.

Can water heater explode if turned off?

The answer is a resounding YES. Electric water heaters absolutely can explode. That’s not to say you should necessarily be concerned. Water heaters that are installed and maintained properly almost never do so, and having a legitimate technician install and maintain your water heater is always the best option.

Does shutting off water affect electric water heater?



You should turn off your water heater if the water is off only if your water is turned off for an extended period of time, like a vacation, and you have a tank-type or hybrid water heater. For short term shutoffs, you can leave your water heater on until the cold water starts flowing in again.

Can you turn off water without turning off water heater?

WAPT spoke to four plumbing companies that all said that homeowners should turn off the water heater if the water is not running for more than 24 hours. Residents can go to the breaker box in the home and throw the breaker to the “off” position for the water heater.

Is it bad to turn off water heater?

No, unless you’re going on vacation for a month or longer, you shouldn’t turn off your water heater. Here’s why: You won’t see significant energy savings. You’ll create more problems by turning your water heater off/on repeatedly.

Is it OK to turn off water heater in winter?



If you’re traveling during winter months, it’s important you don’t also turn off the furnace of your residence completely, as you then risk frozen pipes and irreparable damage to your water heater.