Wall duct 200-300mm with B.M10/12 - Bushing for roofs, walls and earthing 478 530

Wall duct 200-300mm with B.M10/12 - Bushing for roofs, walls and earthing 478 530 – Dehn – 4013364120341: Wall duct 200-300mm mBM10/12 478 530 Type of accessory Roof, wall and earth duct, material stainless steel (V4A), surface untreated, water pressure-tight wall duct for white tank, for water pressure-tight ducting of the earth / equipotential bonding conductor through concrete walls, adjustable with threaded rod M10. Version for formwork installation with water barrier and double thread M10/12. Tested with compressed air 5 bar according to DIN EN 62561-5 and pressure water test up to 1 bar (up to a depth of 10 m compared to standing water). Incl. connection piece (St/tZn dim. 30 x 4 mm) with square hole for connection with terminal block for round conductors or cross piece for flat strips.