Lennox Industries offers a wide range of HVAC Systems, including full VRF and Mini-Split product lines, which are accompanied with the Lennox VRF & Mini-Splits app.

This app provides immediate access to valuable technical information to help you save time and money on service calls. Whether you need videos that show how the units are operated in different modes, or access to technical literature, the VRF & Mini-Splits app provides a single source for all of your needs.

With the VRF & Mini-Splits app, you can:
- Watch how-to videos
- Access VRF & Mini-Splits related technical literature (such as installation manuals, operation manuals, submittals)
- Review error code lookup tables with step by step troubleshooting guide
- Quickly reference items such as piping limitations, pre-commissioning checklist, pressure test procedure, and more
- Calculate refrigerant charge based on the liquid line length and liquid line diameter

Note that this app will not directly connect to the Lennox VRF & Mini-Split Systems. The app is a central database of technical, service, installation, and troubleshooting guides.