22172255 AA LF3 D/I L12 SR Acoustically effective accessory for Light Fields III Surface-mounted and pendant luminaires L12. For absorbing direct sound from below as well as sound reflected from walls and ceilings. Panel made of high-quality, flame-retardant (B-s1, d0) coated PET moulded fleece in mottled grey. Discreet edge protection in flat Light Fields III design in silver. Support profile on top side in white. Simple tool-free fixing to the individual luminaire after pre-assembly. Removal of mounted single luminaires is not necessary. Dimensions: 1164 x 802 x 37 mm weight: 2.6 kg