Enviro-Pak Recovery Units recycle waste heat from air conditioners or refrigeration systems to heat potable water. These units can be used to heat water in hotels, spas, sports complexes, restaurants, ...

Storing heat may be the last thing you think of when turning on an air conditioning unit, but one model takes advantage of the sweltering weather to heat water while cooling the air. The aptly named ...

This BluMartin freeAir unit has almost no ductwork. One of the big selling points of Passivhaus design is the air quality. There is almost no air leakage through the walls, so most Passivhaus ...