Variable refrigerant flow (VRF) systems were first introduced to the HVAC community in Japan in 1980 as a highly efficient heating and cooling option in multi-zone comfort applications. It took the ...

Variable refrigerant flow (VRF) systems represent a dynamic advancement in heating, ventilation and air conditioning, providing tailored temperature control through precise modulation of refrigerant ...

Water-source variable refrigerant flow (VRF)/variable refrigerant volume (VRV) systems are compact, flexible systems designed to offer many of the same benefits of air-source VRF/VRV systems. These ...

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 ...

Real estate is responsible for 40% of global greenhouse gas emissions. And since many commercial buildings are dependent on energy sources that use fossil fuels, owners are feeling pressure to improve ...