On average, tankless water heaters can provide 2 to 5 gallons of hot water per minute. Gas-fired tankless water heaters, according to energy.gov, can produce higher flow rates than electric models.

Below we’ve ranked the best gas tankless water heaters and laid out the important considerations to make when selecting the best product.

ATLANTA — Rheem®, a global manufacturer of water heating and HVACR products, announces the launch of Rheem IKONIC™, a high-efficiency. condensing gas, tankless water heater. This new product line ...

But how much does a tankless water heater cost? Electric tankless water heaters range from $500 to $800 while gas tankless water heaters cost between $750 and $2,300, though costs can vary.

Tankless gas water heaters heat water using either a condensing or non-condensing method. The former usually has two heat exchangers while the latter has one, manufacturer Navien explains.

The new rules will require new tankless gas water heaters to use about 13% less energy than today’s least efficient tankless models, according to Fox Business.

The best tankless water heaters are essential for hot showers, sanitizing dishes, cleaning clothes & saving space over bulky tank-style ones.

Although noncondensing, gas-fired, tankless water heaters are more efficient than water heaters with tanks, the latter aren’t subject to the same standards. Westend61 / Getty Images ...

Instead of storing gallons of hot water, a tankless water heater instantly creates hot water the moment you turn on the tap.

The American Gas Association disagreed with the DOE’s rule, mainly because it could lead to a lack of non-condensing tankless gas water heaters, which it notes are more affordable.