Like natural gas models, propane models last longer ... There are two main types of tankless water heaters: condensing and non-condensing. A condensing model captures and recycles heat from ...

Tank-style gas water heaters come in two varieties -- natural draft ... he explained, "Tankless water heaters can be broken into two main categories -- condensing and non-condensing water heaters." ...

GOOD DESIGN has showcased the most innovative and cutting-edge industrial, product and graphic designs produced around the ...

A. O. Smith's Adapt with X3 Scale Prevention Technology water heater is the world's first tankless water heater with ...