Skylux 160° CE met koepel en pvc opstand 30 20 met LM motor 1200 x 1400 mm KQPV1620 EKS 0500 1700 31% in combination with a 31% in combination with a double walled opal acrylic skylight Lower energy bill due to high insulation value of the glass 90 73 63 20 Double walled Opal (A D) 2 17 49 59 Heatstop PC Double walled Clear (T H) 2