Tankless water heaters are quickly becoming the norm around many households across the U.S. People are tired of high water bills that seem never-ending and the ever so often cold water cutting on during their showers. Energy efficiency plays a big part as well for those who are concerned about how traditional water heaters are affecting the environment. Plus, who wants that big ole water tank taking up space in the basement? With a tankless water heater , all of these problems can be solved. In addition, they come with a load of incredible benefits that you may not have been aware of. Some of the benefits included with a Navien Tankless Water Heater: Energy efficiency is off the charts. Navien condensing technology provides up to 0.99 Energy Factor. These extremely efficient and eco-friendly units provide extra energy savings over a traditional tank and non-condensing tankless water heaters. A traditional tank only provides between a ...