Report copyright - 15 max 16 mm/media/marketing/uk...Y m m X a 20-30 mm X 20-30 mm a a a a b c b c d 1 GGL/GGU GPL/GPU/GHL/GHU ø = 5 mm ø = 5 mm 40 mm VAS 450724-0204 ©1999, 2004 VELUX Group ®VELUX
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