2N® Frame for flush-mounted installation - 2 modules Thus, unsightly edges of the drill hole are very well covered by the wider frame. 130 (W) x 257 (H) x 5 (D) mm When installing in the wall, you need the mounting box for flush-mounted installation (2N 9155015). Compatible models https://elecena.pl/product/20830283/9155012b-front-panel-for-2n-flush-mounted-frame-black-2-gang 2022-05-14 https://elecena.pl/product/20830283/9155012b-front-panel-for-2n-flush-mounted-frame-black-2-gang 2023-02-15