Skylux piramide polycarbonaat lichtkoepel dubbelwandig pc helder pmma opaal 1400 x 1400 mm 750 x 1250 The Skylux® PVC adapter frame The Skylux® PVC adapter frame with inserts 0400 x 1900 mm is extremely suitable for both complete and partial refurbishments of existing skylights Installing an electric roof access skylight with polyester curb 30 00 & iWindow2 flat roof window 1200 x 1200 mm Roof opening = daylight size is not an everyday chore