Further information for Grothe UPK 856/866 (55896)
Aluminium flush-mounted box This flush-mounted box is suitable for the ETA 856 / 866 EV1. The flush-mounted box is installed in the wall according to regulations and serves as a foundation for the ETA. Note: ETA 856 EV1, Art. No. 55831 ETA 866 EV1,