Empty wall box (installation in wooden houses), with cover, incl. 4 wall screws, 2 accessory screws, blue PDD60 32223203

Advantages of the product group.
The side entrances can be changed according to the recipient's needs, e.g. by using already empty holes dedicated to a given installation, e.g. with 2 empty 20mm holes.
The flange may have a different depth to suit the wall thickness.
Grooves enabling self-leveling and connecting boxes into groups.
Screw-on cover.