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 ...

The pandemic has caused indoor air quality to become a bigger concern for many commercial building owners and managers, due to the fact that the COVID-19 virus is primarily spread through the air.

Several factors are driving the popularity of this versatile technology in the selection of HVAC for student housing retrofits and group-up projects. Student comfort, system management and sound ...

Johnson Controls-Hitachi Air Conditioning has launched a new residential heat pump system combining an air source heat pump (ASHP) and a gas furnace. “When temperatures are extremely low, most heat ...

Choosing an appropriate cooling solution for one’s space, whether residential or commercial, involves both technical ...