What is a VRF/VRV system, and what are its major benefits and limitations?

What is a VRF/VRV system, and what are its major benefits and limitations?

• A. A conventional split system with fixed refrigerant charge.
• B. A single-zone system with fixed refrigerant flow.
• C. A variable refrigerant flow system provides simultaneous heating/cooling with multiple zones; benefits include energy efficiency and zoning; limitations include higher upfront cost and complexity.
• D. An air handling unit with a constant refrigerant charge for central heating.

Answer: (C)