Navien’s premium efficiency advanced condensing tankless water heaters with ComfortFlow technology are designed to use water efficiently, the company says. Because the ComfortFlow technology provides ...

A few weeks back, this column addressed tankless water heaters. George S. from Prescott made the following comment: "Another disadvantage of the tankless is that a hot-water circulation system cannot ...

A. O. Smith, a manufacturer of residential and commercial water heaters, has launched a new condensing tankless water heater that features an integrated, powerful recirculation pump. Well suited for ...

It seems we struck a nerve with our recent columns about on-demand water heaters. Also known as tankless water heaters, on-demand heaters deliver an almost-never-ending supply of hot water if properly ...