Central disc, alpine white, Busch-balance SI, control elements for blind control/timers, central disc with print For comfort timer control element 6455-101. For standard timer control element 6456-101. For room temperature controller 1098 U-101 and 1098 UF-101. For short-term timer 6465 U-101. For Busch room air sensor CO2 1091 U.
