90° internal corner insert, visible surfaces electrostatically powder-coated in RAL color according to manufacturer's catalog, without bottom tabs for holding the dividers and without rear mounting holes, potential equalization is inevitable when inserted into the device duct. VDE certified! Use for: Device duct GKU 220-78T90 C DKU 220-78T90 C Dimensions (approx. dimensions) Height H x Depth D: 220 x 90 mm Color: [customer information required] RAL: [customer information required] Material: Steel, strip galvanized according to DIN EN 10346