A commercial building is being constructed with a new HVAC system. The specifier requires a system with a high efficiency rating. Which type of HVAC system would be most suitable for this requirement?
- ASingle-speed air conditioner
- Variable-speed air conditioner
- CWindow air conditioner
- DPortable air conditioner
Exam tip
Variable-speed HVAC systems are becoming more popular due to their energy efficiency and comfort benefits.
Why B is correct
A variable-speed air conditioner is most suitable for high efficiency requirements as it can adjust its speed to match the heating or cooling needs, resulting in better energy efficiency.