Skylux piramide polycarbonaat lichtkoepel 3 wandig pc helder pmma helder pmma helder 1100 x 1100 mm KQPV1620 230.2 1550 1550 0 openable version with solar 0 openable version with solar control glass 0600 x 1800 mm: This means you benefit from a lower energy bill thanks to the high insulation value