Further information for Hager BKA400800R12 - cover BKF/BKW400 = 800mm punching R12
Cover punched R12 round 306mm made of sheet steel for BKF/BKW 400x800mm. Cover for screed-flush installation duct according to DIN EN 50085-1 and DIN EN 50085-2-2, including fastening screws, drill holes countersunk on one side, as a system accessory.