Often Green products and methods are no more expensive than non-green alternatives. Cost benefits usually come in the form of lower energy bills. For example, homes that use 41 gallons or less of hot water daily, a tankless water heater can be 24% to 34% more energy-efficient than standard water heaters, according to the US Department of Energy.

Read more: http://www.thedailygreen.com/living-green/definitions/tankless-water-heater#ixzz12l9bxNBG

Last updated on October 18, 2010 by Steve Wachholz