The OBO Bettermann cavity wall device lining box 2003804 is a durable junction box with dimensions of 68 mm in diameter and 61 mm in depth. Typically used for housing electrical connections within cavity walls, this product comes in a pack of 25 pieces. Its design ensures ease of installation and secure cable management in various building projects. https://elecena.pl/product/28471340/obo-bettermann-2003804-cavity-wall-lining-box-68x61mm-25-pcs 2025-04-17 https://elecena.pl/product/28471340/obo-bettermann-2003804-cavity-wall-lining-box-68x61mm-25-pcs 2026-07-07