Rather you need to consider the pros and cons of each to decide which would be more suitable for your situation.
Tankless vs on demand water heaters.
Although tankless water heaters heat water on demand they do have output limits on their flow rate.
By only heating water when it s needed tankless water heaters do not experience standby heat loss which occurs when heat escapes the water tank and needs constant reheating.
No waiting for hot water tankless hot water heaters instantly heat the water you need.
They can be 8 14 more energy efficient for homes that use a lot of hot water around 86 gallons per day.
There s one key reason for that.
For most households they can produce a savings of 100 or more every year.
Since they only heat water when you need it tankless water heaters are exceptionally energy efficient.
According to energy research done by energy gov if you are using a 40 gallon tank of hot water or less your energy demand is typically less than 50 percent with a tankless water heater compared to a water heater tank.
Tankless water heaters as their name suggests heat water on demand and do not maintain a supply of water.
Instead they heat water as it passes through the unit using a heat exchanger to rapidly bring it.
For homes that use 41 gallons or less of hot water daily demand water heaters can be 24 34 more energy efficient than conventional storage tank water heaters.
As their name implies tankless or on demand water heaters don t store water in a tank.
Indoor vs outdoor tankless water heater.
Rather than constantly maintaining a standby supply of hot water they.
You re not constantly heating a tank in anticipation of needing it you only use energy when you use hot water.
When choosing a tankless water heater the first thing you need to decide is if you want gas or electric.
Next you need to pick between indoor and outdoor.
Tankless water heaters are more energy efficient for your homes because it is not constantly running to maintain hot water.
Tankless water heaters are as much as 34 more efficient thank tank models according to the energy department.
Neither type is inherently better.
According to energy gov tankless water heaters can be anywhere from 24 34 more energy efficient than traditional water heaters in homes that use 41 or fewer gallons of hot water per day.