Is a gas tankless water heater worth it?

Tankless: Gas and electric tankless water heaters run more efficiently than the conventional water heaters of the same fuel type. We rated the annual energy consumption cost Excellent for a gas model but only Fair for an electric, but both rate Very Good for energy efficiency.

Can I replace my tank water heater with a tankless?

Yes. The initial cost of converting your tank water heater to a tankless is expensive. Tankless water heaters are 3x more expensive than your average tank water heater. However, the energy savings and supply of endless hot water can outweigh the cost for many.

How much does it cost to switch from tank to tankless water heater?

An electric tankless unit will cost about $500 to $700, roughly the same as a traditional tank model, while the cost of a gas tankless heater runs about $1,000 to $1,200. Beyond the initial cost, the national average for the installation of a tankless unit is slightly over $1,700.

Can I replace a gas water heater with a tankless water heater?

Do tankless water heaters require annual maintenance?

Annual or semi-annual maintenance is important for a tankless water heater, but it won’t make the system last forever. Eventually you will need to replace the appliance with a new one, though a tankless system may last more than 20 years.

How much does a whole house tankless water heater cost?

Whole-house units are more costly but heat all the water in your home at once. The national average cost for installing a tankless water heater is $2,500 to $4,500. The average homeowner pays $2,811​ for an installed 150,000 BTU tankless whole-house gas model.

How long does it take to install a tankless water heater?

between one to three hours
Additional time is required to install new power and water lines and air vents. Afterward, the tankless unit must also be mounted and connected. Tankless to Tankless Installation: This generally takes between one to three hours.