Though something of a misnomer, VRF and mini split heat pumps are commonly referred to as “ductless units.” These systems are much more versatile today than they were just five years ago. It’s hard to ...

One of the most interesting new HVAC trends is the use of VRF systems. While the use of these systems is fairly new in North America, they have been deployed in other parts of the world for years. In ...

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 ...