Heat exchangers are used to transfer thermal energy from one type of liquid or steam source to another kind of liquid source at a wide range of facilities. Whether heating a space or some type of ...

For several decades, our industry has applied closed-loop, water-source heat pump systems in commercial and institutional buildings. These systems can provide excellent energy performance when the ...

Air recirculation in ventilation systems is essentially the mixing of a certain amount of exhaust air into the supply air. This process provides a reduction in energy consumption when heating fresh ...