Heat recovery VRF systems are a proven solution that can deliver significant energy savings and improved occupant comfort ...

Heat recovery systems can be divided into two categories based on the thermal parameters of the system: Systems for energy recovery and conversion from waste heat with high thermal parameters (above ...

A while back, I addressed the energy savings potentials behind a drain waste heat recovery heat exchanger. It has the potential of reducing energy consumption of residential applications by as much as ...

Heat pumps are taking the world by storm, and for good reason. Not only are they many times more efficient than electric heaters, but they can also be used to provide cooling in the summer. Efficiency ...

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 ...

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 ...

Water heating accounts for approximately 20 to 30 percent of household energy demand. Much of the energy is expended warming the water coming into the shower and other areas of the house. By ...