"Flush-fitted boxes 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.
Air-tight design with ECON® multi-membranePrevents leaks in exterior walls made of hollow bricksVariable and tool-less cable and pipe entriesTorsion resistant, guaranteed standard clearance of 71 mm for combinations"