Manueel Screen voor lichtkoepel & platdakraam 75x125 cm KTZON04 IW2 L 1100 1100 Installing an electric roof access Installing an electric roof access skylight with 30 20 PVC curb 900 x 1800 mm Please note Installing an electric roof access skylight with 16 00 PVC curb 1000 x 1500 mm Roof opening = daylight size is not an everyday chore * White text for icon cells * } This screen can be installed in the daylight size (in the frame) of the curb