Origin of VRF System One of the most common HVAC systems, Variable refrigerant flow (VRF), also known as variable refrigerant volume (VRV) was invented by Daikin in 1982. Among the...
Origin of VRF System One of the most common HVAC systems, Variable refrigerant flow (VRF), also known as variable refrigerant volume (VRV) was invented by Daikin in 1982. Among the...