Miele DAR 1125 Operating And Installation Instructions page 37

Technical data
Accessories required for recirculation mode
Conversion kit from extraction mode to recirculation mode for DAR 1225:
Conversion kit DRUU 30 and charcoal filter DKF 23-1 (contains 2 charcoal filters).
Conversion kit from extraction mode to recirculation mode for DAR 1235:
Conversion kit DRUU 36 and charcoal filter DKF 24-1 (contains 3 charcoal filters).
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