MAIN CHARACTERISTICS range of product MERTEN SYSTEM M aesthetic name M-ARC product or component type CENTRAL PLATE product destination DIN 49075 INSERT device presentation INTERMEDIATE RING wiring device additional information WITH HINGED LID COMPLEMETARY CHARACTERISTICS wiring device mounting FLUSH fixing mode PLUG-IN colour tint POLAR WHITE GLOSSY colour code RAL 9010 material POLYCARBONATE BRILLIANT market segment RESIDENTIAL