MAIN CHARACTERISTICS range of product MERTEN SYSTEM M aesthetic name M-ARC product or component type COVER PLATE product destination HOTEL CARD wiring device additional information WITH LIGHTING WINDOW colour tint POLAR WHITE GLOSSY colour code RAL 9010 material POLYCARBONATE BRILLIANT IP degree of protection IP20 COMPLEMETARY CHARACTERISTICS fixing mode BY SCREWS AND CLAMP marking location MARKING ON LEGEND HOLDER market segment RESIDENTIAL