How Many Gallons Of Propane Does A Tankless Water Heater Use

Tankless water heaters generally cost more than a typical 40 gallon water heater but usually have longer warranties last longer 20 years compared to 10 15 years for tank water heaters and.

How many gallons of propane does a tankless water heater use. For a family of 6 that means 600 gallons of water are consumed. Throw in some efficiency losses and 5 gallons day then add a bit more for routine hot water use and you may have another gallon probably less. Gas clothes dryer 35 000 btu hr or less than one gallon per day. Since tankless water heaters supply endless hot water you don t have to worry about capacity but instead think in terms of water flow rate.

Now that s at full output and that is likely to make the water hotter than you need. Certain appliances use a lot of water that a tankless system must support. Tankless water heater 40 000 btu hour or 1 5 gallons per day. 22k btu pound of propane.

400k 22k 18 18pound per hour 4 23pound gallon 4 3 gallons. Some heater model produces 5 gallons per minute and some model can even pull off 9 gallons per minute. To guarantee that you can follow this amount you need to install your heating system properly. Like a hot water tank for 5 people will require at least a 60 gallon tank.

Gas ranges gas dryers. In the meantime they use propane as fuel. The tankless water heater is determined by their gallons per minute. Then you will use approximately 5 gallons per month person.

It s important to remember that the statistics cited above will vary to some degree depending on how much or how often you use your appliances and how many people are in your household. That means the family of 6 would use 300 gallons of water instead of 600 gallons. Propane gas water heater the rule of thumb here is that you will use a baseline of 5 gallons per month just to keep the water heater running. Once you have your total flow rate and the required temperature rise you can find the right size tankless water heater for your home.

In regions where water conservation is required consumption rates may drop by 50. Below we ve highlighted what size water heater you would need in our example of 6 5 gpm at a 63 f temperature rise. How much electricity does a tankless propane water heater use up and have. Gallons per minute gpm is the key when it comes to sizing tankless water heaters.

Simply locate the appropriate water heater sizes on ecomfort using your information. According to the department of energy tankless heaters are around 24 to 34 percent more efficient than heaters with tanks in homes that use 41 gallons or less of hot water per day or 8 to 14 percent more efficient in homes that use 86 gallons of water or more.