Variable refrigerant flow (VRF) systems are really no different than more traditional HVAC systems when it comes down to good installation practices. If a system is not installed correctly, then it ...

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 ...

Heat exchange efficiency has long been a bottleneck in VRF system design. The V9 breaks through this limitation with its 310° G-type heat exchanger that maximizes heat exchange efficiency under the ...

Seeking increased business opportunities, contractors can look to variable refrigerant flow (VRF), a growing segment in the HVAC marketplace, as an added piece to their business arsenal. Why VRF? “If ...

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 ...

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 ...

The V9 has passed TÜV's first‑ever three‑tier safety assessment for flammable refrigerant VRF systems, earning certification that confirms its internationally leading safety standards. This sets a ...