Installation Recessed mounting in ventilated or unventilated ceilings. Fixing brackets included with luminaire. An assembly plate should be used when installing in soft tile ceilings. The luminaire must not be covered with insulation. For further details please refer to the assembly instructions. Connection Connection in driver box. The driver box can be positioned next to the luminaire. Snap-in terminal block 3x1.5 mm² (5x1.5 mm² where dimming is required). Through-wiring- possible. Design Luminaire in white (RAL 9016) structured finish. Luminaire housing of enamelled deep drawn aluminium. Louvre Delta – microprism louvre in acrylic TPb (PMMA) with a thin opal diffuser (acrylic/PMMA) on the inside.