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R12 cover with a 306mm diameter mounting hole, for co-horizontal ducts for BKF/BKW dry-cleaned floors, tehalit.BK series.
The tehalit.BK co-horizontal duct system is used to run cables and other installations, e.g. water or heating pipes, in floors, anywhere in the room. The tehalit.BK system can be used with flat screeds from 30 mm.