2025-09-19 00:00:00 The CENTRAVENT Mobile App allows you to turn the system on from anywhere. When eco-mode is selected the CENTRAVENT GCS truly becomes IOT and hands free. When the eco-mode parameters are set, the CENTRAVENT GCS will determine whether it is more energy efficient to be in HVAC mode or CENTRAVENT GCS mode. Set Schedules and multi users parameters and access. Easy speed dial for fan control. Reads both indoor and outdoor temperature. Energy usage reports gives better idea about Energy saving.