Variable-refrigerant flow, or VRF, is working its way into mainstream HVAC. Although not there quite yet, VRF popularity is gaining amongst HVAC contracting companies like Smith Heating and Air ...

TOKYO — Fujitsu Training Academy is now offering its “Airstage V-II” classes online at the Fujitsu VRF Training Center, Fairfield, N.J., and at the Alabama HVAC Training Center, Verbena, Ala. “We’ve ...

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 ...

FAIRFIELD, N.J. — Fujitsu Training Academy now offers “Airstage V-II” classes online, at the Fujitsu VRF Training Center in Fairfield N.J., and also at the Alabama HVAC Training Center in Verbena, Ala ...