2025-08-12 00:00:00 With the VALLOX FDS app, you can configure and monitor your humidity differential control (FDS) quickly, easily, and intuitively. The app helps you individually regulate room humidity while ventilating energy-efficiently – ideal for damp rooms such as basements, laundry rooms, or garages. Key functions at a glance: • Setting limit and setpoint values ​​for room humidity