DUO Fresh extraction module with "manual" triggering

- For direct odour extraction from WC ceramics- For inserting Geberit DuoFresh Stick- Suitable for all Sigma concealed cisterns (from 2008)- Compatible actuator plates Sigma 01-10-20-21-30-50- Can be installed without tools- Compatible with Geberit Home app- Odour neutralisation with ceramic honeyco ...