Double cavity wall device box for use in cavity walls with an installation depth of at least 47 mm and a panel thickness of 5 - 40 mm. . 6 screw domes . Device screws, clamping lugs . 4 combination pipe entries 20 and 25 mm . 4 entries for NYM cables 3 x 1.5 mm . 2 entries for NYM cables 3 x 2.5 mm or 5 x 1.5 mm . 2 entries for NYM cables 5 x 2.5 mm or 7 x 1.5 mm . Connection to other device boxes via connecting piece type ZH 11-V
