This article first appeared in Engineered Systems. View the original post in its entirety here. Variable refrigerant flow (VRF) systems were first introduced to the HVAC community in Japan in 1980 as ...

A view from the lobby of the new headquarters. San Antonio’s revitalized Pearl development, just two miles from the city’s popular Riverwalk and the famed Alamo, offers some of the Lone Star State’s ...

On Demand Today’s VRF systems are an effective heating and cooling solution for a multitude of applications, including cold climates. This presentation is an overview of design considerations, methods ...

LG Electronics (LG) has earned the Air-Conditioning, Heating & Refrigeration Institute (AHRI) Performance Award for its ...

As VRF systems gain popularity in the U.S., some designers are customizing them to outperform other HVAC technologies in energy efficiency and function. The design and installation of a recent HVAC ...