The Diamond System Builder layout tool is an equipment selection software tool that makes it quicker and easier for engineers to design CITY MULTI® variable refrigerant flow (VRF) zoning and ...

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 ...

As Qatar moves towards environment friendly and energy efficient air conditioning units, a new technology is becoming popular in the country. Variable refrigerant flow or volume (VRV/VRF) air ...

If you’re planning to design a compact high-rise or refurbish an older building, Hitachi offers an innovative cooling solution with the SideSmart™ VRF system, Hitachi’s exclusive and most versatile ...