• LG HVAC systems are optimized for a wide range of diverse commercial and residential spaces. The LG Multi Split system is no exception as it brings innovation and efficiency to as many as 5 indoor units with 1 outdoor unit for residential applications. LG’s state-of-the-art inverter compressor offers exceptional efficiency with low noise emission. A diverse range of indoor unit options from LG allows freedom in interior design while ThinQ connectivity provides the convenience and precision you expect from LG HVAC solutions.