Variable Refrigerant Flow (VRF) is everywhere these days. If you work in HVAC, you can’t escape it. The brochures promise efficiency, flexibility, and comfort – sometimes they sound like VRF can solve ...

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 ...

The launch of the world’s first LPG-powered heat pump VRF system will open up new possibilities for air-conditioning says Bob Cowlard What do you do when a building needs air-conditioning but the site ...

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 ...

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 ...

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 ...