Flush-fitted sockets with ECON® technology and multi-membrane enable guaranteed airtight installation. They offer a wide range of possibilities for airtight tube and cable entry and can be either plastered or processed with KLEMMFIX®. The new ECON® multi-membrane allows the insertion of several cables without nicking or the insertion of tubes up to M25. https://elecena.pl/product/21157716/1055-21-device-socket-econ-10-airtight 2022-07-04 https://elecena.pl/product/21157716/1055-21-device-socket-econ-10-airtight 2024-06-16 https://elecena.pl/product/21157716/1055-21-device-socket-econ-10-airtight 2025-02-02 https://elecena.pl/product/21157716/1055-21-device-socket-econ-10-airtight 2025-09-01 https://elecena.pl/product/21157716/1055-21-device-socket-econ-10-airtight 2025-12-09 https://elecena.pl/product/21157716/1055-21-device-socket-econ-10-airtight 2026-02-23