"Air-tight O-Range® cavity wall boxes with ECON® technology for energy-efficient electrical installation according to the German Energy Savings Regulation as well as for installations requiring clean room or hygienic conditions.
The elastic sealing membrane of the ECON® technology enables air-tight electrical installation.
Elastic sealing membrane for guaranteed air tightnessInnovative clamping technology with integrated cable retentionTool-less cable and pipe entryAir-tight combined with connection fittingsAir-tight design with sealing membranesFully insulated, airtight through-wiring for combinations that use fittingsTool-less cable or pipe entriesIntegrated cable retention of NYM cables, self-locking of the tubes"