MVZ-DC NEW MVZ-DC NEW Tightening torque: 5 Nm Weight: 55 g Material composition: DD11 - DIN EN 10111 Features & Applications Features One clamp for 20 mm and 30 mm flanges Two strengthening beads running all round for high rigidity Easy to install with screws; no preliminary installation and drilling required Can also be used as additional fastening with large ducts Easy to install using a power screwdriver - no preliminary clamping or drilling required Applications Connector for rectangular air ducts