Mounting set Busch-axcent flat, Busch-axcent, accessories, mounting set Busch-axcent flat 1-way for flat flush-mounted installation, concrete construction Suitable for Busch-axcent flat frames. Suitable for Busch-axcent frames without support element. Suitable for factory production and in-situ concrete directly on the formwork. Consists of a flush-mounted box concrete wall 3060. Consists of a cover with spacing template. Fastening only directly on the formwork by nailing or with hot glue. With Torx / slotted screws. Boxes can be coupled directly with each other. With breakout openings for pipes.