Tankless water heaters produce an endless supply of hot water, take up less space, have a lower risk of leaking, are safer, and have a significantly longer lifespan on average. The main disadvantage of tankless water heaters is their upfront cost (unit and installation) is significantly higher than tank-style heaters.
Why is tankless water heater bad?
High Gas Pressure Required The high-powered burner used in a gas-based tankless unit can require up to 150,000 BTU to heat the water, which can be a problem in a home with a low pressure main gas line.
How much does it cost to replace a hot water heater with a tankless?
The gas tankless water heater installation cost would be in the $1200 to $3000 range if switching from electric to gas. You do save about $250 because you do not need a tempering valve installed with a gas tankless water heater installation.
Is a tankless water heater worth the expense?
Tankless water heaters save money in the long run, but initial costs are higher than tank models. The U.S. Department of Energy estimates gas-fired tankless heaters save an average of $108 in energy costs per year over their traditional tank counterparts, while electric tankless heaters save $44 per year.
How often does a tankless water heater need to be flushed?
once a year Keeping up with maintenance, including tankless water heater cleaning, should take place at least once a year. You may need to take care of other tasks, such as wiping down the exterior of the unit, more often, especially if the area where you install the water heater receives a lot of dust.
How many years does a tankless water heater last?
20 years Most tankless water heaters have a life expectancy of more than 20 years. They also have easily replaceable parts that extend their life by many more years. In contrast, storage water heaters last 10–15 years.
Can my panel handle a tankless water heater?
The reason being is that in most homes the existing electrical system will not support a tankless water heater that is the right size for the home. Most homes do not have three open slots in the circuit breaker panel to make installing a tankless heater possible.